AlterationThe Quartz Is Porous And In Places Shows Distinctly A Pseudomorphic Replacement Of Calcite. It Is Coated With An Abundant Manganese Oxide Residue, Probably Originally Contained In Calcite
Economic & production
Development statusOccurrence
Identification
Deposit ID10027211
MRDS IDM002487
RegionNA
Data scoreC
Coordinates33.37979, -113.93578
References
JONES, E.L. JR.; 1915; A RECONNAISSANCE IN THE KOFA MOUNTAINS, ARIZONA: U.S.G.S. BULLETIN 620, P. 161WILSON, E.D.; 1933; GEOLOGY AND MINERAL DEPOSITS OF SOUTHERN YUMA COUNTY, ARIZONA: ARIZ. B.M. BULLETIN, 134, P. 117