Entity_Type:
Entity_Type_Label: CuCarb_hucs_state
Entity_Type_Definition:
HUC scoring for the carbonate-hosted Cu deposits model based on criteria
described in accompanying report.
Entity_Type_Definition_Source: this data set
Attribute:
Attribute_Label: HUC12
Attribute_Definition:
Text field containing the original 12-digit code from the WBD HUC. In this
dataset, HUC12 is no longer unique. See Lineage section for explanation.
Null values represent areas that were not defined as subwatersheds in WBD.
Attribute_Definition_Source: Watershed Boundary Dataset
Attribute_Domain_Values:
Unrepresentable_Domain: The original 12-digit code from WBD.
Attribute:
Attribute_Label: ToHUC
Attribute_Definition: The HUC12 identifier for the HUC to which water flows to.
Attribute_Definition_Source: Watershed Boundary Dataset
Attribute_Domain_Values:
Unrepresentable_Domain:
Values may be a HUC12 value, CANADA, CLOSED BASIN, OCEAN, or blank or
null value.
Attribute:
Attribute_Label: HUC_ID
Attribute_Definition:
Unique identifier for this modified subwatershed dataset. If the
polygon is from WBD and has not been subdivided, then HUC_ID = HUC12.
For polygons which have been subdivided, HUC_ID is a concatenation of
HUC12 and a suffix. For new polygons in areas where subwatersheds do
not exist, HUC_ID is a unique 6 digit code and HUC12 is null.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Unrepresentable_Domain:
Unique identifier that is a 6 digit code, a 12 digit code, or a 12 digit
code with a suffix.
Attribute:
Attribute_Label: SED_SCORE
Attribute_Definition:
Points scored from Cu_ppm in the stream sediment geochemistry dataset,
Geochemistry.gdb/seds/sed_BV. Scoring parameters are described in
the accompanying report. A null value signifies that no stream sediment
samples are present in the HUC. A value of 0 signifies that data is found
within the HUC, but the analytical value is below the cutoff defined by the
scoring parameters. Alias field name SEDIMENT_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 2
Attribute:
Attribute_Label: SEDTR_SCORE
Attribute_Definition:
Points scored from trace element data in the stream sediment geochemistry
dataset, Geochemistry.gdb/seds/sed_BV. Scoring parameters are described
in the accompanying report. A null value signifies no stream sediment
samples are present in the HUC. A value of 0 signifies that data is found
within the HUC, but the analytical value is below the cutoff defined by the
scoring parameters. Alias field name SEDIMENT_TRACE_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 2
Attribute:
Attribute_Label: ARDF_SCORE
Attribute_Definition:
Points scored from a keyword search on the Alaska Resource Data File (ARDF).
Scoring parameters are described in the accompanying report. A null value
signifies no ARDF sites are present the HUC. A value of 0 signifies that an
ARDF site was found within the HUC, but the keyword score is below the cutoff
defined by the scoring parameters.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 3
Attribute:
Attribute_Label: MIN_SCORE
Attribute_Definition:
Points scored from presence of certain minerals in the heavy mineral
concentrate mineralogy data, Geochemistry.gdb/HMC/HMC_mnrlgy. Scoring
parameters are described in the accompanying report. A null value
signifies that no heavy mineral concentrate mineralogy data is in the HUC.
A value of 0 signifies that data is found within the HUC, but the minerals
of interest were not found. Alias field name MINERAL_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 2
Attribute:
Attribute_Label: RCK_SCORE
Attribute_Definition:
Points scored from Cu_ppm in sedimentary or metamorphic rocks in the
rock geochemistry dataset, Geochemistry.gdb/rock/rock_BV. Scoring
parameters are described in the accompanying report. A null value
signifies that no sedimentary or metamorphic rock samples are present
in the HUC. A value of 0 signifies that data is found within the HUC,
but the analytical value is below the cutoff defined by the scoring
parameters. Alias field name ROCK_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 2
Attribute:
Attribute_Label: RCKTR_SCORE
Attribute_Definition:
Points scored from trace elements in sedimentary or metamorphic rocks
in the rock geochemistry dataset, Geochemistry.gdb/rock/rock_BV. Scoring
parameters are described in the accompanying report. A null value
signifies that no sedimentary or metamorphic rock samples are present
in the HUC. A value of 0 signifies that data is found within the HUC, but
the analytical value is below the cutoff defined by the scoring parameters.
Alias field name ROCK_TRACE_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 2
Attribute:
Attribute_Label: LITH_SCORE
Attribute_Definition:
Points scored from presence of carbonate rock on the state geologic map.
Data layers are in Lithology.gdb/CuCarb. Scoring parameters are described
in the accompanying report. The value 0 signifies that carbonate rocks are
not mapped in the HUC. Alias field name LITHOLOGY_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 5
Attribute:
Attribute_Label: TOTAL_SCORE
Attribute_Definition:
Summation of SED_SCORE, SEDTR_SCORE, ARDF_SCORE, MIN_SCORE, RCK_SCORE,
RCKTR_SCORE, and LITH_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 14
Attribute:
Attribute_Label: SED_PCT
Attribute_Definition:
The calculated percentage of SED_SCORE of the TOTAL_SCORE. Alias
field name SEDIMENT_PCT. SED_PCT is null if SED_SCORE is null or
if SED_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: SEDTR_PCT
Attribute_Definition:
The calculated percentage of SEDTR_SCORE of the TOTAL_SCORE. Alias
field name SEDIMENT_TRACE_PCT. SEDTR_PCT is null if SEDTR_SCORE is null or
if SEDTR_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: ARDF_PCT
Attribute_Definition:
The calculated percentage of ARDF_SCORE of the TOTAL_SCORE. ARDF_PCT is
null if ARDF_SCORE is null or if ARDF_SCORE = 0 and there are no other
data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: MIN_PCT
Attribute_Definition:
The calculated percentage of MIN_SCORE of the TOTAL_SCORE. Alias
field name MINERAL_PCT. MIN_PCT is null if MIN_SCORE is null or
if MIN_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: RCK_PCT
Attribute_Definition:
The calculated percentage of RCK_SCORE of the TOTAL_SCORE. Alias
field name ROCK_PCT. RCK_PCT is null if RCK_SCORE is null or
if RCK_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: RCKTR_PCT
Attribute_Definition:
The calculated percentage of RCKTR_SCORE of the TOTAL_SCORE. Alias
field name ROCK_TRACE_PCT. RCKTR_PCT is null if RCKTR_SCORE is null or
if RCKTR_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: LITH_PCT
Attribute_Definition:
The calculated percentage of LITH_SCORE of the TOTAL_SCORE. Alias
field name LITHOLOGY_PCT. LITH_PCT is null if LITH_SCORE is null or
if LITH_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: POTENTIAL
Attribute_Definition:
Estimation of relative potential for carbonate-hosted Cu deposits
based on TOTAL_SCORE. Parameters for potential and certainty are
described in the accompanying report.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH
Enumerated_Domain_Value_Definition: TOTAL_SCORE >= 8
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED
Enumerated_Domain_Value_Definition: TOTAL_SCORE >4 and <=7
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW
Enumerated_Domain_Value_Definition:
TOTAL_SCORE >0 and <= 4, or if TOTAL_SCORE = 0 and sediment data is present in HUC.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: UNKNOWN
Enumerated_Domain_Value_Definition: TOTAL_SCORE = 0 and no sediment data is present in HUC.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute:
Attribute_Label: CERTAINTY
Attribute_Definition:
Relative certainty of the potential ranking for carbonate-hosted
Cu deposits based on number of data sets contributing (score is not null)
to the TOTAL_SCORE. Parameters for potential and certainty are
described in the accompanying report.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH
Enumerated_Domain_Value_Definition:
6 or 7 datasets contribute to TOTAL_SCORE, or if TOTAL_SCORE = 0 and
sediment data is present.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED
Enumerated_Domain_Value_Definition: 4 or 5 datasets contribute to TOTAL_SCORE
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW
Enumerated_Domain_Value_Definition: 1 to 3 datasets contribute to TOTAL_SCORE
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: UNKNOWN
Enumerated_Domain_Value_Definition:
TOTAL_SCORE = 0 and there are no stream sediment geochemistry data points
in the HUC
Enumerated_Domain_Value_Definition_Source: this data set
Attribute:
Attribute_Label: SYMBOL
Attribute_Definition:
Concatenation of fields POTENTIAL and CERTAINTY. This field is used
to symbolize the map showing carbonate-hosted Cu (-Co-Ag-Ge-Ga) estimated
resource potential.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH,HIGH
Enumerated_Domain_Value_Definition:
High potential with high certainty. Symbolize with dark red color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH,MED
Enumerated_Domain_Value_Definition:
High potential with medium certainty. Symbolize with medium red color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH,LOW
Enumerated_Domain_Value_Definition:
High potential with low certainty. Symbolize with pale red color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED,HIGH
Enumerated_Domain_Value_Definition:
Medium potential with high certainty. Symbolize with dark yellow color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED,MED
Enumerated_Domain_Value_Definition:
Medium potential with medium certainty. Symbolize with medium yellow color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED,LOW
Enumerated_Domain_Value_Definition:
Medium potential with low certainty. Symbolize with pale yellow color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW,HIGH
Enumerated_Domain_Value_Definition:
Low potential with high certainty. Symbolize with dark green color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW,MED
Enumerated_Domain_Value_Definition:
Low potential with medium certainty. Symbolize with medium green color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW,LOW
Enumerated_Domain_Value_Definition:
Low potential with low certainty. Symbolize with pale green color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: UNKNOWN
Enumerated_Domain_Value_Definition: Unknown potential. Symbolized in gray color.
Enumerated_Domain_Value_Definition_Source: this data set
Entity_Type:
Entity_Type_Label: PGE_hucs_state
Entity_Type_Definition:
HUC scoring for the platinum-group elements (PGE) deposits model
based on criteria described in accompanying report.
Entity_Type_Definition_Source: this data set
Attribute:
Attribute_Label: HUC12
Attribute_Definition:
Text field containing the original 12-digit code from the WBD HUC. In this
dataset, HUC12 is no longer unique. See Lineage section for explanation.
Null values represent areas that were not defined as subwatersheds in WBD.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Unrepresentable_Domain: The original 12-digit code from WBD.
Attribute:
Attribute_Label: ToHUC
Attribute_Definition: The HUC12 identifier for the HUC to which water flows to.
Attribute_Definition_Source: Watershed Boundary Dataset
Attribute_Domain_Values:
Unrepresentable_Domain:
Values may be a HUC12 value, CANADA, CLOSED BASIN, OCEAN, or blank or
null value.
Attribute:
Attribute_Label: HUC_ID
Attribute_Definition:
Unique identifier for this modified subwatershed dataset. If the
polygon is from WBD and has not been subdivided, then HUC_ID = HUC12.
For polygons which have been subdivided, HUC_ID is a concatenation of
HUC12 and a suffix. For new polygons in areas where subwatersheds do
not exist, HUC_ID is a unique 6 digit code and HUC12 is null.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Unrepresentable_Domain:
Unique identifier that is a 6 digit code, a 12 digit code, or a 12 digit
code with a suffix.
Attribute:
Attribute_Label: SED_SCORE
Attribute_Definition:
Points scored from elements in the stream sediment geochemistry dataset,
Geochemistry.gdb/seds/sed_BV. Scoring parameters are described in
the accompanying report. A null value signifies that no stream sediment
samples are present in the HUC. A value of 0 signifies that data is found
within the HUC, but the analytical values are below the cutoff defined by
the scoring parameters. Alias field name SEDIMENT_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 3
Attribute:
Attribute_Label: ARDF_SCORE
Attribute_Definition:
Points scored from the Alaska Resource Data File (ARDF). Scoring
parameters are described in the accompanying report. A null value
signifies no ARDF sites are present the HUC. A value of 0 signifies
that an ARDF site is found within the HUC, but the keyword score is below
the cutoff defined by the scoring parameters.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 3
Attribute:
Attribute_Label: MIN_SCORE
Attribute_Definition:
Points scored from presence of certain minerals in the heavy mineral
concentrate mineralogy data, Geochemistry.gdb/HMC/HMC_mnrlgy. Scoring
parameters are described in the accompanying report. A null value
signifies that no heavy mineral concentrate mineralogy data is in the HUC.
A value of 0 signifies that data is found within the HUC, but the minerals
of interest were not found. Alias field name MINERAL_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 3
Attribute:
Attribute_Label: RCK_SCORE
Attribute_Definition:
Points scored from elements in rocks in the rock geochemistry dataset,
Geochemistry.gdb/rock/rock_BV. Scoring parameters are described in the
accompanying report. A null value signifies that no rock samples are
present in the HUC. A value of 0 signifies that data is found within the
HUC, but the analytical value is below the cutoff defined by the scoring
parameters. Alias field name ROCK_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 3
Attribute:
Attribute_Label: HMC_SCORE
Attribute_Definition:
Points scored from elements in heavy mineral concentrate geochemistry
dataset, Geochemistry.gdb/HMC/HMC_BV. Scoring parameters are described
in the accompanying report. A null value signifies that no samples are
present in the HUC. A value of 0 signifies that data is found within the
HUC, but the analytical values is below the cutoff defined by the scoring
parameters. Alias field name HEAVY_MIN_CONC_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 3
Attribute:
Attribute_Label: LITH_SCORE
Attribute_Definition:
Points scored from presence of mafic and ultramafic (MUM) rocks on the state
geologic map. Data layers are in Lithology.gdb/PGE. Scoring parameters
are described in the accompanying report. The value 0 signifies that
(MUM) rocks are not in the HUC. Alias field name LITHOLOGY_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 2
Attribute:
Attribute_Label: TOTAL_SCORE
Attribute_Definition:
Summation of LITH_SCORE, RCK_SCORE, HMC_SCORE, SED_SCORE, MIN_SCORE,
and ARDF_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 17
Attribute:
Attribute_Label: SED_PCT
Attribute_Definition:
The calculated percentage of SED_SCORE of the TOTAL_SCORE. Alias
field name SEDIMENT_PCT. SED_PCT is null if SED_SCORE is null or
if SED_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: ARDF_PCT
Attribute_Definition:
The calculated percentage of ARDF_SCORE of the TOTAL_SCORE. ARDF_PCT is
null if ARDF_SCORE is null or if ARDF_SCORE = 0 and there are no other
data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: MIN_PCT
Attribute_Definition:
The calculated percentage of MIN_SCORE of the TOTAL_SCORE. Alias
field name MINERAL_PCT. MIN_PCT is null if MIN_SCORE is null or
if MIN_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: RCK_PCT
Attribute_Definition:
The calculated percentage of RCK_SCORE of the TOTAL_SCORE. Alias
field name ROCK_PCT. RCK_PCT is null if RCK_SCORE is null or
if RCK_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: HMC_PCT
Attribute_Definition:
The calculated percentage of HMC_SCORE of the TOTAL_SCORE. Alias
field name HEAVY_MIN_CONC_PCT. HMC_PCT is null if HMC_SCORE is null or
if HMC_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: LITH_PCT
Attribute_Definition:
The calculated percentage of LITH_SCORE of the TOTAL_SCORE. Alias
field name LITHOLOGY_PCT. LITH_PCT is null if LITH_SCORE is null or
if LITH_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: POTENTIAL
Attribute_Definition:
Estimation of relative potential for PGE deposits based on TOTAL_SCORE.
Parameters for potential and certainty are described in the accompanying
report.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH
Enumerated_Domain_Value_Definition: ARDF_SCORE >= 3 or TOTAL_SCORE > 4
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED
Enumerated_Domain_Value_Definition: TOTAL_SCORE = 3 or 4
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW
Enumerated_Domain_Value_Definition: TOTAL SCORE < 3 and presence of sediment sample in the HUC
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: UNKNOWN
Enumerated_Domain_Value_Definition:
No sediment data in HUC and TOTAL_SCORE = 0, or no sediment data in
HUC and LITH_PCT = 100
Enumerated_Domain_Value_Definition_Source: this data set
Attribute:
Attribute_Label: CERTAINTY
Attribute_Definition:
Relative certainty of the potential ranking for PGE deposits based on
number of data sets contributing to the TOTAL_SCORE. Parameters for
potential and certainty are described in the accompanying report.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH
Enumerated_Domain_Value_Definition:
The criteria for certainty depends on potential. For HIGH potential,
certainty is HIGH if ARDF score >= 3 or 6 datasets contribute to
TOTAL_SCORE. For MEDIUM potential, certainty is HIGH if 5 or 6 datasets
contribute to TOTAL_SCORE. For LOW potential, certainty is HIGH
if 4 to 6 datasets contribute to TOTAL_SCORE.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED
Enumerated_Domain_Value_Definition:
The criteria for certainty depends on potential. For HIGH potential,
certainty is MEDIUM if 4 or 5 datasets contribute to TOTAL_SCORE.
For MEDIUM potential, certainty is MEDIUM if 3 or 4 datasets
contribute to TOTAL_SCORE. For LOW potential, certainty is MEDIUM
if 3 datasets contribute to TOTAL_SCORE.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW
Enumerated_Domain_Value_Definition:
The criteria for certainty depends on potential. For HIGH potential,
certainty is LOW if 1 to 3 datasets contribute to TOTAL_SCORE. For
MEDIUM or LOW potential, certainty is LOW if 1 or 2 datasets contribute to
TOTAL_SCORE.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: UNKNOWN
Enumerated_Domain_Value_Definition:
No sediment data in HUC and TOTAL_SCORE = 0, or no sediment data in
HUC and LITH_PCT = 100
Enumerated_Domain_Value_Definition_Source: this data set
Attribute:
Attribute_Label: SYMBOL
Attribute_Definition:
Concatenation of fields POTENTIAL and CERTAINTY. This field is used
to symbolize the map showing PGE (-Co-Cr-Ni-Ti-V) estimated
resource potential.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH,HIGH
Enumerated_Domain_Value_Definition:
High potential with high certainty. Symbolize with dark red color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH,MED
Enumerated_Domain_Value_Definition:
High potential with medium certainty. Symbolize with medium red color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH,LOW
Enumerated_Domain_Value_Definition:
High potential with low certainty. Symbolize with pale red color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED,HIGH
Enumerated_Domain_Value_Definition:
Medium potential with high certainty. Symbolize with dark yellow color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED,MED
Enumerated_Domain_Value_Definition:
Medium potential with medium certainty. Symbolize with medium yellow color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED,LOW
Enumerated_Domain_Value_Definition:
Medium potential with low certainty. Symbolize with pale yellow color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW,HIGH
Enumerated_Domain_Value_Definition:
Low potential with high certainty. Symbolize with dark green color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW,MED
Enumerated_Domain_Value_Definition:
Low potential with medium certainty. Symbolize with medium green color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW,LOW
Enumerated_Domain_Value_Definition:
Low potential with low certainty. Symbolize with pale green color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: UNKNOWN
Enumerated_Domain_Value_Definition: Unknown potential. Symbolized in gray color.
Enumerated_Domain_Value_Definition_Source: this data set
Entity_Type:
Entity_Type_Label: Placer_hucs_state
Entity_Type_Definition:
HUC scoring for placer and paleoplacer Au deposits model
based on criteria described in accompanying report.
Entity_Type_Definition_Source: this data set
Attribute:
Attribute_Label: HUC12
Attribute_Definition:
Text field containing the original 12-digit code from the WBD HUC. In this
dataset, HUC12 is no longer unique. See Lineage section for explanation.
Null values represent areas that were not defined as subwatersheds in WBD.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Unrepresentable_Domain: The original 12-digit code from WBD.
Attribute:
Attribute_Label: ToHUC
Attribute_Definition: The HUC12 identifier for the HUC to which water flows to.
Attribute_Definition_Source: Watershed Boundary Dataset
Attribute_Domain_Values:
Unrepresentable_Domain:
Values may be a HUC12 value, CANADA, CLOSED BASIN, OCEAN, or blank or
null value.
Attribute:
Attribute_Label: HUC_ID
Attribute_Definition:
Unique identifier for this modified subwatershed dataset. If the
polygon is from WBD and has not been subdivided, then HUC_ID = HUC12.
For polygons which have been subdivided, HUC_ID is a concatenation of
HUC12 and a suffix. For new polygons in areas where subwatersheds do
not exist, HUC_ID is a unique 6 digit code and HUC12 is null.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Unrepresentable_Domain:
Unique identifier that is a 6 digit code, a 12 digit code, or a 12 digit
code with a suffix.
Attribute:
Attribute_Label: SED_SCORE
Attribute_Definition:
Points scored from elements in the stream sediment geochemistry dataset,
Geochemistry.gdb/seds/sed_BV. Scoring parameters are described in
the accompanying report. A null value signifies that no stream sediment
samples are present in the HUC. A value of 0 signifies that data is found
within the HUC, but the analytical value is below the cutoff defined by
the scoring parameters. Alias field name SEDIMENT_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 8
Attribute:
Attribute_Label: ARDF_SCORE
Attribute_Definition:
Points scored from the Alaska Resource Data File (ARDF). Scoring
parameters are described in the accompanying report. A null value
signifies no ARDF sites are present the HUC. A value of 0 signifies that
an ARDF site was found within the HUC, but the keyword score is below
the cutoff defined by the scoring parameters.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 20
Attribute:
Attribute_Label: MIN_SCORE
Attribute_Definition:
Points scored from presence of certain minerals in the heavy mineral
concentrate mineralogy data, Geochemistry.gdb/HMC/HMC_mnrlgy. Scoring
parameters are described in the accompanying report. A null value
signifies that no heavy mineral concentrate mineralogy data is in the HUC.
A value of 0 signifies that data is found within the HUC, bu the minerals
of interest were not found. Alias field name MINERAL_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 10
Attribute:
Attribute_Label: LITH_SCORE
Attribute_Definition:
Points scored from presence of igneous rocks or certain surficial
deposits on the state geologic map. Data layers are in
Lithology.gdb/Placer. Scoring parameters are described in the
accompanying report. The value 0 signifies that igneous rocks or
certain surficial deposits are not in the HUC. Alias field name
LITHOLOGY_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 8
Attribute:
Attribute_Label: STREAM_SCORE
Attribute_Definition:
Score based on downstream proximity to HUCs with HIGH or MEDIUM potential.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 6
Attribute:
Attribute_Label: TOTAL_SCORE
Attribute_Definition:
Summation of LITH_SCORE, MIN_SCORE, SED_SCORE, ARDF_SCORE, and
STREAM_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 46
Attribute:
Attribute_Label: SED_PCT
Attribute_Definition:
The calculated percentage of SED_SCORE of the TOTAL_SCORE. Alias
field name SEDIMENT_PCT. SED_PCT is null if SED_SCORE is null or
if SED_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: ARDF_PCT
Attribute_Definition:
The calculated percentage of ARDF_SCORE of the TOTAL_SCORE. ARDF_PCT is
null if ARDF_SCORE is null or if ARDF_SCORE = 0 and there are no other
data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: MIN_PCT
Attribute_Definition:
The calculated percentage of MIN_SCORE of the TOTAL_SCORE. Alias
field name MINERAL_PCT. MIN_PCT is null if MIN_SCORE is null or
if MIN_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: LITH_PCT
Attribute_Definition:
The calculated percentage of LITH_SCORE of the TOTAL_SCORE. Alias
field name LITHOLOGY_PCT. LITH_PCT is null if LITH_SCORE is null or
if LITH_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: STREAM_PCT
Attribute_Definition:
The calculated percentage of STREAM_SCORE of the TOTAL_SCORE. STREAM_PCT
is null if STREAM_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: POTENTIAL
Attribute_Definition:
Estimation of relative potential for placer and paleoplacer Au deposits
based on TOTAL_SCORE. Parameters for potential and certainty are described
in the accompanying report.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH
Enumerated_Domain_Value_Definition: ARDF_SCORE >= 12 or MINERAL_SCORE = 10 or TOTAL_SCORE >= 16
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED
Enumerated_Domain_Value_Definition:
TOTAL_SCORE = 6 to 15 and ARDF_SCORE < 12 and MINERAL_SCORE < 10
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW
Enumerated_Domain_Value_Definition:
TOTAL SCORE 1 to 5, or TOTAL_SCORE = 0 and SED_SCORE is not null.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: UNKNOWN
Enumerated_Domain_Value_Definition: TOTAL_SCORE = 0 and SED_SCORE is null
Enumerated_Domain_Value_Definition_Source: this data set
Attribute:
Attribute_Label: CERTAINTY
Attribute_Definition:
Relative certainty of the potential ranking for placer and paleoplacer
Au deposits based on number of data sets contributing to the TOTAL_SCORE.
Parameters for potential and certainty are described in the accompanying
report.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH
Enumerated_Domain_Value_Definition:
The criteria for certainty depends on potential. For HIGH potential,
certainty is HIGH if ARDF score >= 18 or 5 datasets contribute to
TOTAL_SCORE. For MEDIUM potential, certainty is HIGH if 5 datasets
contribute to TOTAL_SCORE. For LOW potential, certainty is
HIGH if 5 datasets contribute to TOTAL_SCORE, or if TOTAL_SCORE = 0 and
SED_SCORE is not null.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED
Enumerated_Domain_Value_Definition:
The criteria for certainty depends on potential. For HIGH potential,
certainty is MEDIUM if ARDF_SCORE = 16 or 4 datasets contribute to
TOTAL_SCORE. For MEDIUM potential, certainty is MEDIUM if ARDF_SCORE = 10
or 3 or 4 datasets contribute to TOTAL_SCORE. For LOW potential,
certainty is MEDIUM if 3 or 4 datasets contribute to TOTAL_SCORE.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW
Enumerated_Domain_Value_Definition:
The criteria for certainty depends on potential. For HIGH potential,
certainty is LOW if ARDF score = 12 or 14, or 1 to 3 datasets contribute
to TOTAL_SCORE. For MEDIUM or LOW potential, certainty is LOW if
1 or 2 datasets contribute to TOTAL_SCORE.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: UNKNOWN
Enumerated_Domain_Value_Definition: TOTAL_SCORE = 0 and SED_SCORE is null
Enumerated_Domain_Value_Definition_Source: this data set
Attribute:
Attribute_Label: SYMBOL
Attribute_Definition:
Concatenation of fields POTENTIAL and CERTAINTY. This field is used
to symbolize the map showing Au (placer and paleoplacer) estimated
resource potential.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH,HIGH
Enumerated_Domain_Value_Definition:
High potential with high certainty. Symbolize with dark red color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH,MED
Enumerated_Domain_Value_Definition:
High potential with medium certainty. Symbolize with medium red color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH,LOW
Enumerated_Domain_Value_Definition:
High potential with low certainty. Symbolize with pale red color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED,HIGH
Enumerated_Domain_Value_Definition:
Medium potential with high certainty. Symbolize with dark yellow color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED,MED
Enumerated_Domain_Value_Definition:
Medium potential with medium certainty. Symbolize with medium yellow color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED,LOW
Enumerated_Domain_Value_Definition:
Medium potential with low certainty. Symbolize with pale yellow color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW,HIGH
Enumerated_Domain_Value_Definition:
Low potential with high certainty. Symbolize with dark green color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW,MED
Enumerated_Domain_Value_Definition:
Low potential with medium certainty. Symbolize with medium green color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW,LOW
Enumerated_Domain_Value_Definition:
Low potential with low certainty. Symbolize with pale green color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: UNKNOWN
Enumerated_Domain_Value_Definition: Unknown potential. Symbolized in gray color.
Enumerated_Domain_Value_Definition_Source: this data set
Entity_Type:
Entity_Type_Label: REE_hucs_state
Entity_Type_Definition:
HUC scoring for REE-Th-Y-Nb (-U-Zr) deposits model
based on criteria described in accompanying report.
Entity_Type_Definition_Source: this data set
Attribute:
Attribute_Label: HUC12
Attribute_Definition:
Text field containing the original 12-digit code from the WBD HUC. In this
dataset, HUC12 is no longer unique. See Lineage section for explanation.
Null values represent areas that were not defined as subwatersheds in WBD.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Unrepresentable_Domain: The original 12-digit code from WBD.
Attribute:
Attribute_Label: ToHUC
Attribute_Definition: The HUC12 identifier for the HUC to which water flows to.
Attribute_Definition_Source: Watershed Boundary Dataset
Attribute_Domain_Values:
Unrepresentable_Domain:
Values may be a HUC12 value, CANADA, CLOSED BASIN, OCEAN, or blank or
null value.
Attribute:
Attribute_Label: HUC_ID
Attribute_Definition:
Unique identifier for this modified subwatershed dataset. If the
polygon is from WBD and has not been subdivided, then HUC_ID = HUC12.
For polygons which have been subdivided, HUC_ID is a concatenation of
HUC12 and a suffix. For new polygons in areas where subwatersheds do
not exist, HUC_ID is a unique 6 digit code and HUC12 is null.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Unrepresentable_Domain:
Unique identifier that is a 6 digit code, a 12 digit code, or a 12 digit
code with a suffix.
Attribute:
Attribute_Label: SED_SCORE
Attribute_Definition:
Points scored from elements in the stream sediment geochemistry dataset,
Geochemistry.gdb/seds/sed_BV. Scoring parameters are described in
the accompanying report. A null value signifies that no stream sediment
samples are present in the HUC. A value of 0 signifies that data is found
within the HUC, but the analytical value is below the cutoff defined by the
scoring parameters. Alias field name SEDIMENT_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 6
Attribute:
Attribute_Label: ARDF_SCORE
Attribute_Definition:
Points scored from the Alaska Resource Data File (ARDF). Scoring
parameters are described in the accompanying report. A null value
signifies no ARDF sites are present the HUC. A value of 0 signifies that
an ARDF site is found within the HUC, but the deyword score is below the
cutoff defined by the scoring parameters.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 3
Attribute:
Attribute_Label: IGN_SCORE
Attribute_Definition:
Points scored from igneous rock indices in rock_igneous.gdb/all_igneous_ratios.
Scoring parameters are described in the accompanying report. A null value
signifies absence of data in that HUC. A value of 0 signifies that data is
found within the HUC, but values do not meet the scoring parameters. Alias
field name IGNEOUS_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 4
Attribute:
Attribute_Label: PAN_SCORE
Attribute_Definition:
Points scored from heavy mineral concentrate geochemistry and presence
of certain minerals in Geochemistry.gdb/HMC/HMC_BV and HMC_mnrlgy.
Scoring parameters are described in the accompanying report. A null value
signifies that neither heavy mineral concentrate geochemistry nor
mineralogy data is present in the HUC. A value of 0 signifies that
data is found within the HUC, but it does not meet the scoring parameters.
Alias field name PAN_CONC_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 6
Attribute:
Attribute_Label: LITH_SCORE
Attribute_Definition:
Points scored from presence of granite suite rocks as a major
component of the geologic unit on the state geologic map. Data
layer is in Lithology.gdb/REE. Scoring parameter is described in the
accompanying report. The value 0 signifies that granitic suite rocks
as a major component in a geologic unit is not in the HUC. The value 1
signifies that granitic suite rocks as a major component is in the HUC.
Alias field name LITHOLOGY_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 1
Attribute:
Attribute_Label: AERORAD_SCORE
Attribute_Definition:
Score based on Th/K ratio data in thorium_potassium_ratio.tif. A null value
signifies areas of no data. A value of 0 signifies that data is found
within the HUC, but the Th/K value is below the cutoff defined by the
scoring parameters.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 2
Attribute:
Attribute_Label: TOTAL_SCORE
Attribute_Definition:
Summation of SED_SCORE, ARDF_SCORE, IGN_SCORE, PAN_SCORE, LITH_SCORE,
and AERORAD_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 16
Attribute:
Attribute_Label: SED_PCT
Attribute_Definition:
The calculated percentage of SED_SCORE of the TOTAL_SCORE. Alias
field name SEDIMENT_PCT. SED_PCT is null if SED_SCORE is null or
if SED_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: ARDF_PCT
Attribute_Definition:
The calculated percentage of ARDF_SCORE of the TOTAL_SCORE. ARDF_PCT is
null if ARDF_SCORE is null or if ARDF_SCORE = 0 and there are no other
data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: IGN_PCT
Attribute_Definition:
The calculated percentage of IGN_SCORE of the TOTAL_SCORE. Alias
field name IGNEOUS_PCT. IGN_PCT is null if IGN_SCORE is null or
if IGN_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: PAN_PCT
Attribute_Definition:
The calculated percentage of PAN_SCORE of the TOTAL_SCORE. Alias
field name PAN_CONC_PCT. PAN_PCT is null if PAN_SCORE is null or
if PAN_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: LITH_PCT
Attribute_Definition:
The calculated percentage of LITH_SCORE of the TOTAL_SCORE. Alias
field name LITHOLOGY_PCT. LITH_PCT is null if LITH_SCORE is null or
if LITH_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: AERORAD_PCT
Attribute_Definition:
The calculated percentage of AERORAD_SCORE of the TOTAL_SCORE. AERORAD_PCT
is null if AERORAD_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: POTENTIAL
Attribute_Definition:
Estimation of relative potential for REE deposits based on TOTAL_SCORE.
Parameters for potential and certainty are described in the accompanying
report.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH
Enumerated_Domain_Value_Definition: TOTAL_SCORE >= 7
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED
Enumerated_Domain_Value_Definition: TOTAL_SCORE = 3 to 6
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW
Enumerated_Domain_Value_Definition:
TOTAL SCORE is less than 3, or TOTAL_SCORE = 0 and SED_SCORE is null.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: UNKNOWN
Enumerated_Domain_Value_Definition:
SED_SCORE is null and TOTAL_SCORE = 0, or SED_SCORE is null and
AERORAD_PCT = 100
Enumerated_Domain_Value_Definition_Source: this data set
Attribute:
Attribute_Label: CERTAINTY
Attribute_Definition:
Relative certainty of the potential ranking for REE deposits based on
number of data sets contributing to the TOTAL_SCORE. Parameters for
potential and certainty are described in the accompanying report.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH
Enumerated_Domain_Value_Definition: 5 datasets contribute to TOTAL_SCORE
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED
Enumerated_Domain_Value_Definition: 3 or 4 datasets contribute to TOTAL_SCORE
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW
Enumerated_Domain_Value_Definition: 1 or 2 datasets contribute to TOTAL_SCORE.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: UNKNOWN
Enumerated_Domain_Value_Definition:
SED_SCORE is null and TOTAL_SCORE = 9, or SED_SCORE is null and
AERORAD_PCT = 100
Enumerated_Domain_Value_Definition_Source: this data set
Attribute:
Attribute_Label: SYMBOL
Attribute_Definition:
Concatenation of fields POTENTIAL and CERTAINTY. This field is used
to symbolize the map showing REE-Th-Y-Nb (-U-Zr) estimated
resource potential.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH,HIGH
Enumerated_Domain_Value_Definition:
High potential with high certainty. Symbolize with dark red color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH,MED
Enumerated_Domain_Value_Definition:
High potential with medium certainty. Symbolize with medium red color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH,LOW
Enumerated_Domain_Value_Definition:
High potential with low certainty. Symbolize with pale red color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED,HIGH
Enumerated_Domain_Value_Definition:
Medium potential with high certainty. Symbolize with dark yellow color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED,MED
Enumerated_Domain_Value_Definition:
Medium potential with medium certainty. Symbolize with medium yellow color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED,LOW
Enumerated_Domain_Value_Definition:
Medium potential with low certainty. Symbolize with pale yellow color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW,HIGH
Enumerated_Domain_Value_Definition:
Low potential with high certainty. Symbolize with dark green color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW,MED
Enumerated_Domain_Value_Definition:
Low potential with medium certainty. Symbolize with medium green color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW,LOW
Enumerated_Domain_Value_Definition:
Low potential with low certainty. Symbolize with pale green color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: UNKNOWN
Enumerated_Domain_Value_Definition: Unknown potential. Symbolized in gray color.
Enumerated_Domain_Value_Definition_Source: this data set
Entity_Type:
Entity_Type_Label: SandU_hucs_state
Entity_Type_Definition:
HUC scoring for sandstone U (-V-Cu) deposits model
based on criteria described in accompanying report.
Entity_Type_Definition_Source: this data set
Attribute:
Attribute_Label: HUC12
Attribute_Definition:
Text field containing the original 12-digit code from the WBD HUC. In this
dataset, HUC12 is no longer unique. See Lineage section for explanation.
Null values represent areas that were not defined as subwatersheds in WBD.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Unrepresentable_Domain: The original 12-digit code from WBD.
Attribute:
Attribute_Label: ToHUC
Attribute_Definition: The HUC12 identifier for the HUC to which water flows to.
Attribute_Definition_Source: Watershed Boundary Dataset
Attribute_Domain_Values:
Unrepresentable_Domain:
Values may be a HUC12 value, CANADA, CLOSED BASIN, OCEAN, or blank or
null value.
Attribute:
Attribute_Label: HUC_ID
Attribute_Definition:
Unique identifier for this modified subwatershed dataset. If the
polygon is from WBD and has not been subdivided, then HUC_ID = HUC12.
For polygons which have been subdivided, HUC_ID is a concatenation of
HUC12 and a suffix. For new polygons in areas where subwatersheds do
not exist, HUC_ID is a unique 6 digit code and HUC12 is null.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Unrepresentable_Domain:
Unique identifier that is a 6 digit code, a 12 digit code, or a 12 digit
code with a suffix.
Attribute:
Attribute_Label: SED_SCORE
Attribute_Definition:
Points scored from elements in the stream sediment geochemistry dataset,
Geochemistry.gdb/seds/sed_BV. Scoring parameters are described in
the accompanying report. A null value signifies that no stream sediment
samples are present in the HUC. A value of 0 signifies that data is found
within the HUC, but the analytical data is below the cutoff defined by
the scoring parameters. Alias field name SEDIMENT_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 5
Attribute:
Attribute_Label: ARDF_SCORE
Attribute_Definition:
Points scored from the Alaska Resource Data File (ARDF). Scoring
parameters are described in the accompanying report. A null value
signifies no ARDF sites are present the HUC. A value of 0 signifies that
an ARDF site is found within the HUC, but the keyword score is below
the cutoff defined by the scoring parameters.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 4
Attribute:
Attribute_Label: RCK_SCORE
Attribute_Definition:
Points scored from elements in the rock geochemistry dataset,
Geochemistry.gdb/seds/sed_BV. Scoring parameters are described in
the accompanying report. A null value signifies that no sedimentary rock
samples are present in the HUC. A value of 0 signifies data is within
the HUC, but the analytical value is below the cutoff defined by the
scoring parameters. Alias field name ROCK_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 7
Attribute:
Attribute_Label: LITH_SCORE
Attribute_Definition:
Points scored from presence of arkose sandstone, Tertiary/Cretaceous
sedimentary rocks, sedimentary rocks, and unconsolidated geologic units
within a 3km buffer around select sedimentary geologic units. Data
layers are in Lithology.gdb/SandU. Scoring parameters are described in the
accompanying report. The value 0 signifies that geologic units of
interest are not in the HUC. Alias field name LITHOLOGY_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 4
Attribute:
Attribute_Label: COAL_SCORE
Attribute_Definition:
Points scored from presence of Upper Cretaceous to Tertiary coal in
the HUC. Data layer is Lithology.gdb/SandU/Coal. The value 0
signifies that Upper Cretaceous to Tertiary coal is not mapped in the
HUC.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 2
Attribute:
Attribute_Label: AERORAD_SCORE
Attribute_Definition:
Points scored from aerial gamma-ray detection of U in raster dataset
uranium_grs.tif. Scoring parameters are described in the accompanying
report. A null value signifies that aeroradiometric data is unavailable
in this HUC. A value of 0 signifies that data is available within the HUC,
but the value is below the cutoff defined by the scoring parameters.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 2
Attribute:
Attribute_Label: TOTAL_SCORE
Attribute_Definition:
Summation of LITH_SCORE, RCK_SCORE, COAL_SCORE, SED_SCORE, and AERORAD_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 19
Attribute:
Attribute_Label: SED_PCT
Attribute_Definition:
The calculated percentage of SED_SCORE of the TOTAL_SCORE. Alias
field name SEDIMENT_PCT. SED_PCT is null if SED_SCORE is null or
if SED_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: ARDF_PCT
Attribute_Definition:
The calculated percentage of ARDF_SCORE of the TOTAL_SCORE. ARDF_PCT is
null if ARDF_SCORE is null or if ARDF_SCORE = 0 and there are no other
data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: RCK_PCT
Attribute_Definition:
The calculated percentage of RCK_SCORE of the TOTAL_SCORE. Alias
field name ROCK_PCT. RCK_PCT is null if RCK_SCORE is null or
if RCK_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: LITH_PCT
Attribute_Definition:
The calculated percentage of LITH_SCORE of the TOTAL_SCORE. Alias
field name LITHOLOGY_PCT. LITH_PCT is null if LITH_SCORE = 0 and there
no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: COAL_PCT
Attribute_Definition:
The calculated percentage of COAL_SCORE of the TOTAL_SCORE. COAL_PCT
is null if COAL_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: AERORAD_PCT
Attribute_Definition:
The calculated percentage of AERORAD_SCORE of the TOTAL_SCORE. AERORAD_PCT
is null if AERORAD_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: POTENTIAL
Attribute_Definition:
Estimation of relative potential for sandstone U deposits based on
TOTAL_SCORE. Parameters for potential and certainty are described in
the accompanying report.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH
Enumerated_Domain_Value_Definition: TOTAL_SCORE >= 8
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED
Enumerated_Domain_Value_Definition: TOTAL_SCORE = 5 to 7
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW
Enumerated_Domain_Value_Definition: TOTAL SCORE 0 to 4
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: UNKNOWN
Enumerated_Domain_Value_Definition:
HUC has no data for geochemistry (rock or sediment), aeroradiometric,
and ARDF, or HUC only has lithology or coal data available.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute:
Attribute_Label: CERTAINTY
Attribute_Definition:
Relative certainty of the potential ranking for sandstone U deposits based
on number of data sets contributing to the TOTAL_SCORE. Parameters for
potential and certainty are described in the accompanying report.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH
Enumerated_Domain_Value_Definition: 5 or 6 datasets contribute to TOTAL_SCORE
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED
Enumerated_Domain_Value_Definition: 4 datasets contribute to TOTAL_SCORE
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW
Enumerated_Domain_Value_Definition: 1 to 3 datasets contribute to TOTAL_SCORE.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: UNKNOWN
Enumerated_Domain_Value_Definition:
HUC has no data for geochemistry (rock or sediment), aeroradiometric,
and ARDF, or HUC only has lithology or coal data available.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute:
Attribute_Label: SYMBOL
Attribute_Definition:
Concatenation of fields POTENTIAL and CERTAINTY. This field is used
to symbolize the map showing sandstone-hosted U (-V-Cu) estimated
resource potential.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH,HIGH
Enumerated_Domain_Value_Definition:
High potential with high certainty. Symbolize with dark red color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH,MED
Enumerated_Domain_Value_Definition:
High potential with medium certainty. Symbolize with medium red color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH,LOW
Enumerated_Domain_Value_Definition:
High potential with low certainty. Symbolize with pale red color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED,HIGH
Enumerated_Domain_Value_Definition:
Medium potential with high certainty. Symbolize with dark yellow color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED,MED
Enumerated_Domain_Value_Definition:
Medium potential with medium certainty. Symbolize with medium yellow color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED,LOW
Enumerated_Domain_Value_Definition:
Medium potential with low certainty. Symbolize with pale yellow color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW,HIGH
Enumerated_Domain_Value_Definition:
Low potential with high certainty. Symbolize with dark green color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW,MED
Enumerated_Domain_Value_Definition:
Low potential with medium certainty. Symbolize with medium green color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW,LOW
Enumerated_Domain_Value_Definition:
Low potential with low certainty. Symbolize with pale green color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: UNKNOWN
Enumerated_Domain_Value_Definition: Unknown potential. Symbolized in gray color.
Enumerated_Domain_Value_Definition_Source: this data set
Entity_Type:
Entity_Type_Label: SnGranite_hucs_state
Entity_Type_Definition:
HUC scoring for Sn-W-Mo (-Ta-In-fluorspar) deposits associated with
specialized granites based on criteria described in accompanying report.
Entity_Type_Definition_Source: this data set
Attribute:
Attribute_Label: HUC12
Attribute_Definition:
Text field containing the original 12-digit code from the WBD HUC. In this
dataset, HUC12 is no longer unique. See Lineage section for explanation.
Null values represent areas that were not defined as subwatersheds in WBD.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Unrepresentable_Domain: The original 12-digit code from WBD.
Attribute:
Attribute_Label: ToHUC
Attribute_Definition: The HUC12 identifier for the HUC to which water flows to.
Attribute_Definition_Source: Watershed Boundary Dataset
Attribute_Domain_Values:
Unrepresentable_Domain:
Values may be a HUC12 value, CANADA, CLOSED BASIN, OCEAN, or blank or
null value.
Attribute:
Attribute_Label: HUC_ID
Attribute_Definition:
Unique identifier for this modified subwatershed dataset. If the
polygon is from WBD and has not been subdivided, then HUC_ID = HUC12.
For polygons which have been subdivided, HUC_ID is a concatenation of
HUC12 and a suffix. For new polygons in areas where subwatersheds do
not exist, HUC_ID is a unique 6 digit code and HUC12 is null.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Unrepresentable_Domain:
Unique identifier that is a 6 digit code, a 12 digit code, or a 12 digit
code with a suffix.
Attribute:
Attribute_Label: SED_SCORE
Attribute_Definition:
Points scored from elements in the stream sediment geochemistry dataset,
Geochemistry.gdb/seds/sed_BV. Scoring parameters are described in
the accompanying report. A null value signifies that no stream sediment
samples are present in the HUC. A value of 0 signifies that data is
found within the HUC, but the analytical value is below the cutoff defined
by the scoring parameters. Alias field name SEDIMENT_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 9
Attribute:
Attribute_Label: ARDF_SCORE
Attribute_Definition:
Points scored from the Alaska Resource Data File (ARDF). Scoring
parameters are described in the accompanying report. A null value
signifies no ARDF sites are present the HUC. A value of 0 signifies that
an ARDF site is found within the HUC, but the keyword score is below the
cutoff defined by the scoring parameters.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 3
Attribute:
Attribute_Label: IGN_SCORE
Attribute_Definition:
Points scored from igneous rock indices in rock_igneous.gdb/all_igneous_ratios.
Scoring parameters are described in the accompanying report. A null value
signifies absence of data in that HUC. A value of 0 signifies that data is
found within the HUC, but values do not meet the scoring parameters. Alias
field name IGNEOUS_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 5
Attribute:
Attribute_Label: AERORAD_SCORE
Attribute_Definition:
Points scored from aerial gamma-ray detection of Th in raster
dataset thorium_grs.tif. Scoring parameters are described in the
accompanying report. A null value signifies that aeroradiometric
data is unavailable in this HUC. A value of 9 signifies that data
is found within the HUC, but the Th/K value is below the cutoff
defined by the scoring parameters.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 1
Attribute:
Attribute_Label: PAN_SCORE
Attribute_Definition:
Points scored from heavy mineral concentrate geochemistry and presence
of certain minerals in Geochemistry.gdb/HMC/HMC_BV and HMC_mnrlgy.
Scoring parameters are described in the accompanying report. A null
value signifies that neither heavy mineral concentrate geochemistry nor
mineralogy data is in the HUC. A value of 0 signifies that data is
found within the HUC, but does not meet the scoring parameters. Alias
field name PAN_CONC_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 6
Attribute:
Attribute_Label: LITH_SCORE
Attribute_Definition:
Points scored from presence of granitic rocks in a geologic unit on the
state geologic map. Data layer is in Lithology.gdb/SnGranite_lith.
Scoring parameters are described in the accompanying report. The value 0
signifies that geologic units of interest are not in the HUC. Alias
field name LITHOLOGY_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 1
Attribute:
Attribute_Label: TOTAL_SCORE
Attribute_Definition:
Summation of SED_SCORE, ARDF_SCORE, IGN_SCORE, PAN_SCORE, LITH_SCORE and
AERORAD_SCORE.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 22
Attribute:
Attribute_Label: SED_PCT
Attribute_Definition:
The calculated percentage of SED_SCORE of the TOTAL_SCORE. Alias
field name SEDIMENT_PCT. SED_PCT is null if SED_SCORE is null or
if SED_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: ARDF_PCT
Attribute_Definition:
The calculated percentage of ARDF_SCORE of the TOTAL_SCORE. ARDF_PCT is
null if ARDF_SCORE is null or if ARDF_SCORE = 0 and there are no other
data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: IGN_PCT
Attribute_Definition:
The calculated percentage of IGN_SCORE of the TOTAL_SCORE. Alias
field name IGNEOUS_PCT. IGN_PCT is null if IGN_SCORE is null or
if IGN_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: PAN_PCT
Attribute_Definition:
The calculated percentage of PAN_SCORE of the TOTAL_SCORE. Alias
field name PAN_CONC_PCT. PAN_PCT is null if PAN_SCORE is null or
if PAN_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: LITH_PCT
Attribute_Definition:
The calculated percentage of LITH_SCORE of the TOTAL_SCORE. Alias
field name LITHOLOGY_PCT. LITH_PCT is null if LITH_SCORE is null or
if LITH_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: AERORAD_PCT
Attribute_Definition:
The calculated percentage of AERORAD_SCORE of the TOTAL_SCORE. AERORAD_PCT
is null if AERORAD_SCORE = 0 and there are no other data scores.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: 100
Attribute:
Attribute_Label: POTENTIAL
Attribute_Definition:
Estimation of relative potential for Sn-W-Mo (-Ta-In-fluorspar) deposits
associated with specialized granites based on TOTAL_SCORE. Parameters for
potential and certainty are described in the accompanying report.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH
Enumerated_Domain_Value_Definition: TOTAL_SCORE >= 8
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED
Enumerated_Domain_Value_Definition: TOTAL_SCORE = 3 to 7
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW
Enumerated_Domain_Value_Definition: TOTAL SCORE 0 to 2 and sediment data exists within the HUC.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: UNKNOWN
Enumerated_Domain_Value_Definition: TOTAL_SCORE = 0 and SED_SCORE is null
Enumerated_Domain_Value_Definition_Source: this data set
Attribute:
Attribute_Label: CERTAINTY
Attribute_Definition:
Relative certainty of the potential ranking for Sn-W-Mo (-Ta-In-fluorspar)
deposits associated with specialized granites is based on number of data
sets contributing to the TOTAL_SCORE and the estimated POTENTIAL. Parameters
for potential and certainty are described in the accompanying report.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH
Enumerated_Domain_Value_Definition:
POTENTIAL = HIGH and 6 datasets contribute to TOTAL_SCORE, or
POTENTIAL = MED and 5 or 6 datasets contribute to TOTAL_SCORE, or
POTENTIAL = LOW and 4 to 6 datasets contribute to TOTAL_SCORE.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED
Enumerated_Domain_Value_Definition:
POTENTIAL = HIGH and 4 to 5 datasets contribute to TOTAL_SCORE, or
POTENTIAL = MED and 3 to 4 datasets contribute to TOTAL_SCORE, or
POTENTIAL = LOW and 3 datasets contribute to TOTAL_SCORE.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW
Enumerated_Domain_Value_Definition:
POTENTIAL = HIGH and 1 to 3 datasets contribute to TOTAL_SCORE, or
POTENTIAL = MED and 1 to 2 datasets contribute to TOTAL_SCORE, or
POTENTIAL = LOW and 1 to 2 datasets contribute to TOTAL_SCORE.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: UNKNOWN
Enumerated_Domain_Value_Definition: TOTAL_SCORE = 0 and SED_SCORE is null
Enumerated_Domain_Value_Definition_Source: this data set
Attribute:
Attribute_Label: SYMBOL
Attribute_Definition:
Concatenation of fields POTENTIAL and CERTAINTY. This field is used
to symbolize the map showing Sn-W-Mo (-Ta-In-fluorspar) estimated
resource potential.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH,HIGH
Enumerated_Domain_Value_Definition:
High potential with high certainty. Symbolize with dark red color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH,MED
Enumerated_Domain_Value_Definition:
High potential with medium certainty. Symbolize with medium red color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: HIGH,LOW
Enumerated_Domain_Value_Definition:
High potential with low certainty. Symbolize with pale red color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED,HIGH
Enumerated_Domain_Value_Definition:
Medium potential with high certainty. Symbolize with dark yellow color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED,MED
Enumerated_Domain_Value_Definition:
Medium potential with medium certainty. Symbolize with medium yellow color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: MED,LOW
Enumerated_Domain_Value_Definition:
Medium potential with low certainty. Symbolize with pale yellow color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW,HIGH
Enumerated_Domain_Value_Definition:
Low potential with high certainty. Symbolize with dark green color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW,MED
Enumerated_Domain_Value_Definition:
Low potential with medium certainty. Symbolize with medium green color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: LOW,LOW
Enumerated_Domain_Value_Definition:
Low potential with low certainty. Symbolize with pale green color.
Enumerated_Domain_Value_Definition_Source: this data set
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: UNKNOWN
Enumerated_Domain_Value_Definition: Unknown potential. Symbolized in gray color.
Enumerated_Domain_Value_Definition_Source: this data set
Entity_Type:
Entity_Type_Label: HUC12_state
Entity_Type_Definition:
Template HUC dataset used for scoring the six different deposit models.
It is a modified version of the National Watershed Boundary 12-digit
HUCs (subwatershed) for Alaska. Modifications include clipping to a
state coastline and duplicating the HUC12 value when a HUC was divided
during the clipping procedure.
Entity_Type_Definition_Source: this data set
Attribute:
Attribute_Label: HUC12
Attribute_Definition:
Text field containing the original 12-digit code from the WBD HUC. In this
dataset, HUC12 is no longer unique. See Lineage section for explanation.
Null values represent areas that were not defined as subwatersheds in WBD.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Unrepresentable_Domain: The original 12-digit code from WBD.
Attribute:
Attribute_Label: ToHUC
Attribute_Definition: The HUC12 identifier for the HUC to which water flows to.
Attribute_Definition_Source: Watershed Boundary Dataset
Attribute_Domain_Values:
Unrepresentable_Domain:
Values may be a HUC12 value, CANADA, CLOSED BASIN, OCEAN, or blank or
null value.
Attribute:
Attribute_Label: HUC_ID
Attribute_Definition:
Unique identifier for this modified subwatershed dataset. If the
polygon is from WBD and has not been subdivided, then HUC_ID = HUC12.
For polygons which have been subdivided, HUC_ID is a concatenation of
HUC12 and a suffix. For new polygons in areas where subwatersheds do
not exist, HUC_ID is a unique 6 digit code and HUC12 is null.
Attribute_Definition_Source: this data set
Attribute_Domain_Values:
Unrepresentable_Domain:
Unique identifier that is a 6 digit code, a 12 digit code, or a 12 digit
code with a suffix.