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Publication Extents

Not all publications have extents, not all extents are completely accurate
Dissolved mineral matter in surface‐waters
W. D. Collins
1936, Eos, Transactions, American Geophysical Union (17) 252-253
The only unpublished comprehensive Geological Survey records of dissolved matter in surface‐waters are the results obtained in the study of the Colorado River and its tributaries since 1930. The records are mainly analyses of 10‐day composites of daily samples, although there are several analyses of spot‐samples from some streams in...
Hydrothermal leaching in the Virginia mining district, New Mexico
Samuel Grossman Lasky
1936, Economic Geology (31) 156-169
The tourmaline-copper deposits of the Virginia mining district, New Mexico, lie along veins that were plugged and reopened repeatedly during the process of mineral deposition. At some time between the second and third stages of deposition the solutions removed calcite, sericite, and chlorite from interstitial and included fragments of altered...
Nodular, orbicular, and banded chromite in northern California
W. D. Johnston Jr.
1936, Economic Geology (31) 417-427
IN I930 Mr. A. F. Duggleby gave me a specimen of orbicular chromite from the Octopus claim, in Siskiyou County, Calif., showing two generations of chromite, one older than the associated olivine and one younger. In November, I93I, I examined briefly a number of deposits in northern California, in search...
Raising guinea pigs
U.S. Bureau of Biological Survey
1936, Wildlife Leaflet 52
No abstract available....