Skip to main content
U.S. flag

An official website of the United States government

This site is currently in beta, and your feedback is helping shape its ongoing development.

Backscatter electron (BSE) and panchromatic cathodoluminescent (CL) imagery of sample materials for study of alteration systems, Butte, U.S.A.

Published by U.S. Geological Survey | Department of the Interior | Metadata Last Checked: January 27, 2026 | Last Modified: 2020-09-29T00:00:00Z
Backscatter electron (BSE) and panchromatic cathodoluminescent (CL) imagery of minerals from samples dated by 40Ar/39Ar are for the study of the Butte mining district, U.S.A. Results of the study are described and interpreted in Lund and others (2018).These data are shared to meet open data requirements.

data.gov

An official website of the GSA's Technology Transformation Services

Looking for U.S. government information and services?
Visit USA.gov