The Chemical Analysis of Argonne Premium Coal Samples
Edited by Curtis A. Palmer
U.S. Geological Survey Bulletin 2144
Determination of 29 Elements in 8 Argonne Premium Coal Samples by Instrumental Neutron Activation Analysis
By Curtis A. Palmer
Table 2*. Concentrations (in micrograms per gram, µg/g) of 29 elements in Argonne Premium Coal samples.
[Concentrations were determined by instrumental neutron activation anlysis (INAA). Errors in percent are based on one-sigma counting statistics only]
| Element | UF PC-1-1 | UF PC-1-2 | UF PC-1-3 | WY PC-2-1 | WY PC-2-2 | WY PC-2-3 | IL PC-3-1 | IL PC-3-2 | IL PC-3-3 |
| Na | 336±2% | 343±2% | 342±3% | 1,140±2% | 1,170±2% | 1,130±2% | 1,030±2% | 1,010±2% | 1,030±2% |
| K | 2,640±4% | 2,620±4% | 2,800±5% | 268±10% | 340±11% | 270±17% | 1,990±4% | 1,860±5% | 1,990±6% |
| Sc | 4.04±1% | 4.01±1% | 4.14±1% | 1.67±2% | 1.69±2% | 1.67±1% | 2.55±1% | 2.57±1% | 2.64±1% |
| Cr | 20.4±3% | 20.3±3% | 20.4±5% | 5.7±6% | 6.22±4% | 6.23±4% | 33.7±2% | 32.5±3% | 33.2±2% |
| Fe | 17,600±1% | 18,100±1% | 17,900±1% | 3,810±2% | 3,790±2% | 3,390±2% | 26,600±1% | 26,700±1% | 26,800±2% |
| Co | 5.27±2% | 5.41±2% | 5.31±2% | 1.66±3% | 1.73±2% | 1.65±2% | 4.21±6% | 4.21±6% | 4.53±2% |
| Ni | 15.9±16% | 13.2±18% | 14.3±19% | 4.4±29% | 5.4±24% | 5.0±24% | 24.2±11% | 17.8±13% | 21.0±2% |
| Zn | 18.2±8% | 17.0±14% | 23.9±5% | 11.0±4% | 11.6±5% | 11.2±9% | 218±2% | 243±3% | 200±2% |
| As | 16.6±3% | 17.6±3% | 17.1±3% | 3.67±3% | 3.23±3% | 3.75±3% | 4.46±4% | 4.65±4% | 4.90±3% |
| Se | 2.09±8% | 1.88±7% | 1.8±22% | 1.57±11% | 1.49±8% | 1.63±6% | 3.78±4% | 4.03±5% | 5.07±4% |
| Br | 66±8% | 65±8% | 66±8% | 2.96±8% | 2.88±8% | 2.79±8% | 6.6±8% | 6.5±8% | 6.8±8% |
| Rb | 19.4±8% | 19.0±8% | 20.0±8% | <5 | <5 | <5 | 15.5±14% | 17.2±11% | 14.6±11% |
| Sr | 56±16% | 58±19% | 33±22% | 263±5% | 248±5% | 245±5% | 42±29% | 36±22% | 40±18% |
| Sb | .558±5% | .50±8% | .535±5% | .180±6% | .203±5% | .191±5% | .848±3% | .913±3% | .870±3% |
| Cs | 1.48±3% | 1.52±3% | 1.56±3% | .163±7% | .173±12% | .160±11% | 1.14±4% | 1.12±3% | 1.15±3% |
| Ba | 52±14% | 6827±11% | 63±15% | 324±3% | 318±3% | 297±3% | 94±7% | 91±7% | 96±7% |
| La | 10.0±2% | 10.0±2% | 10.3±3% | 5.32±3% | 5.34±3% | 5.38±3% | 6.11±3% | 6.10±3% | 6.09±3% |
| Ce | 18.1±3% | 18.2±3% | 18.7±2% | 9.07±3% | 9.5±5% | 9.6±5% | 12.5±3% | 12.5±3% | 12.8±3% |
| Nd | <20 | <18 | 8.0±29% | <13. | <11 | <9 | <10 | <8 | <11 |
| Sm | 1.98±2% | 1.94±2% | 2.00±2% | 968±2% | .988±2% | .977±2% | 1.19±4% | 1.183±2% | 1.22±3% |
| Eu | .389±3% | .399±3% | .406±6% | .201±4% | .199±4% | .195±6% | .229±3% | .222±5 | .227±4% |
| Tb | .275±5% | .252±4% | .260±4% | .122±7% | .122±4% | .115±5% | .147±5% | .131±5% | .136±5% |
| Yb | .91±4% | .84±5% | .220±5% | .101±5% | .103±5% | .098±5% | .140±12% | .131±8% | .136±10% |
| Hf | .647±4% | .660±4% | .67±9% | .621±3% | .622±3% | .560±5% | .54±8% | .532±4% | .578±4% |
| Ta | .207±5% | .224±5% | .227±5% | .141±5% | .155±5% | .142±7% | .188±5% | .197±5% | .189±6% |
| W | 1.00±6% | 1.09±7% | 1.09±8% | .38±10% | .36±12% | .40±12% | 1.53±5% | 1.52±6% | 1.50±6% |
| Th | 2.59±2% | 2.64±2% | 1.547±2% | 1.56±3% | 1.58±3% | 2.01±2% | 1.95±2% | 1.95±2% | 1.99±3% |
| U | .81±8% | .81±8% | .86±9% | .55±10% | .54±9% | .52±8% | 4.46±4% | 4.06±4% | 4.28±4% |
*This table is continued on the next two pages.
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