A diatomite occurrence located in sec. 12, T8S, R31E, outcrops on the N side of the Gila River just N of Duncan.
Mineralization is lacustrine diatomite deposit. Horizontal diatomite beds interbedded with clay crop out in low cliffs.
References:
Peirce, H.W. (1969), Diatomite, in USGS & Arizona Bureau of Mines & U.S. Bureau of Reclamation, Mineral and Water Resources of Arizona, Arizona Bureau of Mines Bull. 180 (USGS Bull.871): 337-342.
Phillips, K.A. (1987), Arizona Industrial Minerals, 2nd. Edition, Arizona Department of Mines & Minerals Mineral Report 4, 185 pp.
Peirce, H. Wesley (1990), Arizona Geological Survey Industrial Minerals card file.
MRDS database Dep. ID #10060236 MRDS ID #TC10205.
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Map Reference: 32°45'0"N , 109°7'29"W
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Mineral list contains entries from the region specified including sub-localitiesMineral List:2 entries listed.
Localities in this Region:
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- Steeple Rock District (Duncan District)
- Duncan area Diatomite deposits
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