Author Search Results

Gem- and lithium-bearing pegmatites of the Pala district, San Diego County, California

by Jahns, Richard H. 1915-1983.
Published: State of Calif., Dept. of Natural Resources, Division of Mines, 1951

Description: 72 pages, 8 unnumbered leaves of plates : illustrations, maps (5 folded in pocket) ; 28 cm.

Book

Mica deposits of the Petaca district : Rio Arriba County, New Mexico, with brief descriptions of the Ojo Caliente district, Rio Arriba County, and the Elk Mountain district, San Mi...

by Jahns, Richard H. 1915-1983.
Published: New Mexico Bureau of Mines and Mineral Resources, 1946

Description: 294 pages : illustrations maps (part folded, part in pocket) ; 23 cm.

Book

Pegmatite deposits of the White Picacho district, Maricopa and Yavapai Counties, Arizona

by Jahns, Richard H. 1915-1983.
Published: University of Arizona, 1952

Description: 105 pages : illustrations maps, tables and portfolio of 2 foldedplates, 7 foldedmaps ; 23 cm.

Book

Geology of the San Dieguito pyrophyllite area : San Diego County, California

by Jahns, Richard H. 1915-1983.
Published: California State Printing Office, 1950

Description: 32 pages : illustrations ; 28 cm.

Book

The Pelican area, Palomas (Hermosa) district, Sierra County, New Mexico : preliminary map issue

by Jahns, Richard H. 1915-1983.
Published: State Bureau of Mines and Mineral Resources : New Mexico Institure of Mining & Technology, 1957

Description: 5 pages ; 23 cm.

Book

Possibilities for discovery of additional lead-silver ore in the Palomas Camp area of the Palomas (Hermosa) mining district, Sierra County, New Mexico: a preliminary statement

by Jahns, Richard H. 1915-1983.
Published: New Mexico KBureau of Mines and Mineral Resources, 1955

Description: 14 pages : folded map, ; 28 cm.

Book

Physical characteristics of commercial sheet muscovite in the southeastern United States

by Jahns, Richard H. 1915-1983.
Published: U. S. Govt. Print. Off., 1950

Description: iv, 110 pages : illustrations, map. ; 29 cm.

Book

Surficial geology of the Mount Toby quadrangle, Massachusetts

by Jahns, Richard H. 1915-1983.
Published: U.S. Geological Survey, 1951

Description: 4 unnumbered pages map : color ; 76 cm.

Map

Geologic map of the Ayer quadrangle, Massachusetts : surficial geology

by Jahns, Richard H. 1915-1983.
Published: Dept. of the Interior, U.S. Geological Survey, 1953

Description: 1 map : color ; 44 x 33 cm, on sheet 76 x 127 cm, folded to 76 x 64 cm.

Map

Beryllium and tungsten deposits of the Iron Mountain district, Sierra and Socorro Counties, New Mexico

by Jahns, Richard H. 1915-1983.
Published: U.S. G.P.O., 1944

Description: pages iv, 45-79 pages : illustrations, maps ; 24 cm.

Book

Beryllium and tungsten deposits of the Iron Mountain district, Sierra and Socorro Counties, New Mexico

by Jahns, Richard H. 1915-1983,
Published: United States Department of the Interior, Geological Survey, 1944

Description: 1 online resource (iv, 45-79 pages, 10 pages of plates) : illustrations (some color), maps (some color).

eBook

Mica deposits of the southeastern Piedmont. Part 1. General features

by Jahns, Richard H. 1915-1983,
Published: United States Department of the Interior, Geological Survey, 1952

Description: 1 online resource (99 pages) : illustrations, maps + 1 plate.

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eBook

Physical characteristics of commercial sheet muscovite in the southeastern United States

by Jahns, Richard H. 1915-1983,
Published: United States Department of the Interior, Geological Survey, 1950

Description: 1 online resource (iv, 110 pages) : illustrations, map.

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eBook

Geology of southern California

Published: California Division of Mines, 1954

Description: 16 parts : illustrations, maps (part color) ; 22 x 26 cm + portfolio (34 folded maps (part color) ; 29 cm.

Book

Mica deposits of the southeastern Piedmont

by Heinrich, E. William 1918-1991,
Published: United States Department of the Interior, Geological Survey, 1953

Description: 1 online resource (81 unnumbered pages) : illustrations, maps + 16 plates.

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eBook

Mica deposits of the southeastern Piedmont. Part 2. Amelia district, Virginia

by Lemke, Richard W. 1913-2003,
Published: United States Department of the Interior, Geological Survey, 1952

Description: 1 online resource (43 unnumbered pages) : illustrations, maps + 5 plates.

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eBook

Mica deposits of the southeastern Piedmont

by Griffitts, Wallace R.,
Published: United States Department of the Interior, Geological Survey, 1953

Description: 1 online resource (69 unnumbered pages) : illustrations, maps + 11 plates.

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eBook

Bedrock geologic map of the Nashua south quadrangle, Hillsborough County, New Hampshire and Middlesex County, Massachusetts

by Walsh, Gregory J.,
Published: U.S. Department of the Interior, U.S. Geological Survey, 2013

Description: 1 online resource (1 map) : color + 1 pamphlet (iv, 31 pages).

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Map

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