Author Search Results

Distribution and abundance of gold and other selected elements in altered bedrock, Empire Mining District, Clear Creek County, Colorado

by Chaffee, Maurice A.
Published: U.S. Govt. Print. Off., 1972

Description: iii, 23 pages : illustrations ; 24 cm.

Book

Data for four drill holes, Kalamazoo porphyry copper deposit, Pinal County, Arizona

by Chaffee, Maurice A.
Published: U.S. Geological Survey : Books and Open-File Reports Section [distributor], 1992

Description: 50 leaves : map ; 28 cm.

Microfilm

Geochemical exploration techniques based on distribution of selected elements in rocks, soils, and plants, Vekol porphyry copper deposit area, Pinal County, Arizona

by Chaffee, Maurice A.
Published: U.S. Govt. Print. Off., 1977

Description: v, 78 pages : illustrations ; 24 cm.

Book

Mineral-resource and environmental geochemistry of the Coconino National Forest, Coconino, Gila, and Yavapai counties, Arizona

by Chaffee, Maurice A.
Published: U.S. Dept. of the Interior, U.S. Geological Survey, 1998

Description: iv, 60 leaves : maps ; 28 cm.

Microfilm

Maps showing distribution of iron, cobalt, barium, strontium, arsenic, antimony, and bismuth in samples of minus-60-mesh (0.25-MM) stream sediment and (or) nonmagnetic heavy-minera...

by Chaffee, Maurice A.
Published: U.S. Geological Survey, 1988

Description: 8 maps on 3 sheets ; 46 x 72 cm, sheets 147 x 104 cm and 137 x 92 cm, folded in envelope 30 x 24 cm.

Map

Geochemical exploration techniques based on distribution of selected elements in rocks, soils, and plants, Mineral Butte copper deposit, Pinal County, Arizona : a comparison and ev...

by Chaffee, Maurice A.
Published: U.S. Govt. Print. Off., 1976

Description: iv, 55 pages : maps ; 24 cm.

Book

Maps showing distribution of molybdenum, tin, boron, tungsten, and gold in samples of minus-60-mesh (0.25-MM) stream sediment and (or) nonmagnetic heavy-mineral concentrate, Walker...

by Chaffee, Maurice A.
Published: U.S. Geological Survey, 1988

Description: 6 maps on 2 sheets ; 46 x 72 cm, sheets 147 x 101 cm, folded in envelope 30 x 24 cm + 1 pamphlet (10 pages ; 28 cm).

Map

Mineral-resource and environmental geochemistry of the Coconino National Forest, Coconino, Gila, and Yavapai counties, Arizona

by Chaffee, Maurice A.,
Published: U.S. Department of the Interior, U.S. Geological Survey, 1998

Description: 1 online resource (iv, 60 pages) : illustrations.

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eBook

Data for four drill holes, Mount Margaret copper-molybdenum-gold deposit, Skamania County, Washington

by Chaffee, Maurice A.
Published: U.S. Dept. of the Interior, U.S. Geological Survey : [Books and Open-File Reports Section, distributor], 1994

Description: 10 leaves : map ; 28 cm.

Microfilm

Analytical results, mineralogical data, and distributions of anomalies for elements and minerals in three Mother Lode-type gold deposits, Hodson mining district, Calaveras County,...

by Chaffee, Maurice A.
Published: U.S. Dept. of the Interior, U.S. Geological Survey : [USGS Distribution Branch], 1994

Description: 1 computer disk ; 5 1/4 in.

Electronic

Analytical results, mineralogical data, and distributions of anomalies for elements and minerals in three mother lode-type gold deposits, Hodson mining district, Calaveras County,...

by Chaffee, Maurice A.
Published: U.S. Dept. of the Interior, U.S. Geological Survey : [Open-File Reports Section, distributor], 1994

Description: iii, 216 pages : illustrations, maps ; 28 cm.

Microfilm

Distribution and abundance of gold and other selected elements in altered bedrock, Empire Mining District, Clear Creek County, Colorado : a study of the geological and geochemical...

by Chaffee, Maurice A.,
Published: United States Department of the Interior, Geological Survey, 1972

Description: 1 online resource (iii, 23 pages) : illustrations.

eBook

Geochemical and mineralogical study of the red mountain porphyry copper-molybdenum deposit and vicinity, Santa Cruz County, Arizona

by Chaffee, Maurice A.,
Published: U.S. Department of the Interior, U.S. Geological Survey, 2020

Description: 1 online resource (x, 164 pages) : color illustrations, color maps.

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eBook

Summary geochemical maps for samples of rock, stream sediment, and nonmagnetic heavy-mineral concentrate, Cypress Roadless Area, Kern County, California

Published: U.S. Geological Survey, 1986

Description: 2 maps on 1 sheet ; 41 x 44 cm, sheet 101 x 91 cm, folded in envelope 25 x 32 cm.

Map

Grade and tonnage relationships among copper deposits

by Singer, D. A.
Published: U.S. Govt. Print. Off., 1975

Description: 47 pages in various pagings : illustrations ; 29 cm.

Book

Summary geochemical maps for samples of rock, stream sediment, and nonmagnetic heavy-mineral concentrate, Sweetwater Roadless Area, Mono County, California and Lyon and Douglas Cou...

by Geological Survey (U.S.)
Published: The Survey ; For sale by Branch of Distribution, U.S. Geological Survey, 1986

Description: 3 maps on 2 sheets ; 65 x 52 cm, sheets 88 x 135 cm and 88 x 129 cm, folded in envelope 30 x 24 cm.

Map

Analytical results for rock and stream-sediment samples, Coconino National Forest, Coconino, Gila, and Yavapai counties, Arizona

Published: U.S. Dept. of the Interior, U.S. Geological Survey, 1996

Description: 1 volume.

Book

Analytical results, sample locations, and other information for stream-sediment, soil, heavy-mineral-concentrate, and rock samples used in mineral resource studies of Coronado Nati...

by Nowlan, G. A.
Published: U.S. Dept. of the Interior, U.S. Geological Survey, 1995

Description: 1 volume.

Book

Summary geochemical maps for samples of rock, stream sediment, and nonmagnetic heavy-mineral concentrate, east part of the Raymond Peak Roadless Area, Alpine County, California

by Geological Survey (U.S.)
Published: The Survey ; For sale by Branch of Distribution, 1986

Description: 2 maps on 1 sheet ; 45 x 38 cm, sheet 102 x 102 cm, folded in envelope 30 x 24 cm.

Map

Summary geochemical maps for samples of rock, stream sediment, and nonmagnetic heavy-mineral concentrate, Pyramid Roadless Area, El Dorado County, California

by Geological Survey (U.S.)
Published: The Survey ; Branch of Distribution, 1986

Description: 2 maps on 1 sheet ; 54 x 54 cm, sheet 96 x 135 cm, folded in envelope 30 x 24 cm.

Map

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