Dolomite : CaMg(CO3)2
As recorded:
Eagle Mine, Gilman, Gilman Mining District, Eagle County, Colorado, USA
Photo added to mindat.org
“RRUFF Project Specimen ID: R050272
Locality: Eagle mine, Gillman, Colorado, USA
Source: University of Arizona Mineral Museum 13548
Gray-white rhombohedral crystals”
Jolyon Ralph - 31st May 2010
Photo added to mindat.org
“RRUFF Project Specimen ID: R050272
Locality: Eagle mine, Gillman, Colorado, USA
Source: University of Arizona Mineral Museum 13548
Gray-white rhombohedral crystals”
Jolyon Ralph - 31st May 2010
Photo added to mindat.org
“RRUFF Project Specimen ID: R050272.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Ca0.96Fe2+0.04)Σ=1(Mg0.63Mn2+0.21Fe2+0.16)Σ=1(CO3)2 ; CO3 estimated by difference and stoichiometry
Locality: Eagle mine, Gillman, Colorado, USA
Source: University of Arizona Mineral Museum 13548
Gray-white rhombohedral crystals”
Jolyon Ralph - 31st May 2010
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