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Publication Extents

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Sulphate minerals of the Comstock Lode, Nevada
C. Milton, W. D. Johnston Jr.
1938, Economic Geology (33) 749-771
Seventeen representative samples of supergene sulphates from old workings on the Comstock Lode are described. They range from simple minerals such as gypsum and epsomite to complex aggregates of four or more distinct species. All are well known species except a mineral of the copper (chalcanthite) or magnesium sulphate pentahydrate...
Dolomite and jasperoid in the Metaline District, northeastern Washington
Charles Frederick Park
1938, Economic Geology (33) 709-729
The replacement ore bodies of the Metaline zinc-lead district, in northeastern Washington are limited to the greatly disturbed fault block through which the Pend Oreille River flows and are associated with the major faults but are not in them. They are mostly near the top of the Metaline limestone, of...