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Cyclone Gap Mine (Mammoth Mine), El Capitan, Klamath Mts, Siskiyou Co., California, USA

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List of minerals arranged by Strunz 10th Edition classification
Group 2 - Sulphides and Sulfosalts
Laurite2.EB.05aRuS2
Group 4 - Oxides and Hydroxides
Magnesiochromite4.BB.05Mg(Cr,Al,Fe)2O4
Group 9 - Silicates
Clinochlore
var: Chromian Clinochlore
9.EC.55Mg5(Al,Cr)2Si3O10(OH)8
Uvarovite9.AD.25Ca3Cr2(SiO4)3


4 entries listed. 4 valid minerals.

References

Rynearson, Garn Arthur & Clay T. Smith (1940), Chromite deposits in the Seiad quadrangle, Siskiyou County, California: USGS Bulletin 922-J: 304.

Allen, John E. (1941), Geologic investigation of the chromite deposits of California: California Division Mines Report 37: 123.

California Journal of Mines and Geology (1947): 43(4): 421.

Wells, F.G. and Cater, F.W. (1950) Chromite deposits of Siskiyou County, California. California Division Mines Bulletin 134, part 1, chapter 2: 122-126.

Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 153 (map 4-4), 435, 499.

Economic Geology (1986) 81: 1261-1271.

Minerals Availability System (MAS) database file No. (U.S. Bureau of Mines, Western Field Operations Center (WFOC), Mineral property file (MPF)) #0060931166.

Mineral and/or Locality  
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