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It's a pair of tiny minerals of unusual chemistry as orange Hafnon battles with purple Putnisite.
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Ruby Silver Ore from
Fannie Mine, Central City Mining District (Central Mining District), Gilpin County, Colorado, USA


Locality type:Mine
Classification
Species:'Ruby Silver Ore' (not an IMA approved species)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Ruby Silver Ore data
Locality Data:Click here to view Fannie Mine, Central City Mining District (Central Mining District), Gilpin County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:766169
Long-form Identifier:1:3:766169:3
GUID (UUID V4):0
Nearest other occurrences of Ruby Silver Ore
2.0km (1.3 miles) ⓘSeaton Mine, Idaho Springs Mining District (Virginia Mining District), Clear Creek County, Colorado, USA
4.6km (2.9 miles) ⓘAlmaden Mine, Fall River, Clear Creek County, Colorado, USA
5.5km (3.4 miles) ⓘCyclops Mine, Central City Mining District (Central Mining District), Gilpin County, Colorado, USA
27.2km (16.9 miles) ⓘQuaker City; Ophir; Pennsylvania; Peewink, Boulder County Tungsten Mining District, Boulder County, Colorado, USA
68.7km (42.7 miles) ⓘBig Four Mine, Heeney, Green Mountain Mining District, Summit County, Colorado, USA
References
Emmons, S. F., Becker, G. F. (1885) Statistics and Technology of the Precious Metals. Bureau of the Census.
 
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