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Gigantic crystals of spodumene, Etta Mines; molds of two immense crystals. Black Hills, Pennington County, South Dakota.

Dates

Date Taken
1904

Summary

Gigantic crystals of spodumene, Etta Mines; molds of two immense crystals. Black Hills, Pennington County, South Dakota. 1904. Plate i-B in U.S. Geological Survey. Bulletin 610. 1916.

Contacts

Data Owner :
U.S. Geological Survey

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Additional Information

Identifiers

Type Scheme Key
name photoLibrary swt00066
number photoLibrary 30598
batch photoLibrary btch368
number_in_book photoLibrary 66

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