Vote for your favorite mineral in #MinCup26! - Cuprite vs. Orpiment
It's a fiery match of vibrant red Cuprite and just as saturated orange Orpiment battle for your votes!
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Pyrite from
Mason Mine (Mason Ranch Mine), Masonville Mining District, Larimer County, Colorado, USA


Locality type:Mine
Classification
Species:Pyrite
Formula:FeS2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pyrite data
Locality Data:Click here to view Mason Mine (Mason Ranch Mine), Masonville Mining District, Larimer County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:378264
Long-form Identifier:1:3:378264:4
GUID (UUID V4):0
Nearest other occurrences of Pyrite
1.5km (1.0 miles) ⓘMasonville Mining District, Larimer County, Colorado, USA
10.1km (6.3 miles) ⓘEmpire Mining District (Howes Gulch Mining District), Larimer County, Colorado, USA
13.1km (8.2 miles) ⓘHyatt Ranch Mine (Hyatt Mine), Crystal Mountain Pegmatite Mining District (Storm Mountain Mining District), Larimer County, Colorado, USA
37.6km (23.4 miles) ⓘSmuggler Mine, Jamestown Mining District, Boulder County, Colorado, USA
40.4km (25.1 miles) ⓘBerghof Lode occurrence (Unpatented claim Berghof), Manhattan Mining District, Larimer County, Colorado, USA
40.5km (25.2 miles) ⓘRockfield Mine (Valentine Lode; Unpatented Claims: Rodkfield; Pendergast Tunnel; Matchless Nos. 1 and 2), Manhattan Mining District, Larimer County, Colorado, USA
40.7km (25.3 miles) ⓘCash Mine (Unpatented Claims: Cash Nos. 1-5; Martin Nos. 1-2), Manhattan Mining District, Larimer County, Colorado, USA
40.9km (25.4 miles) ⓘFree Gold Mine (Silver Dollar; Big Horn No. 1; Copper Butte; Gold Spark; Lancaster; MS 17457), Manhattan Mining District, Larimer County, Colorado, USA
41.1km (25.6 miles) ⓘBatterson Lode Occurrence, Manhattan Mining District, Larimer County, Colorado, USA
41.3km (25.7 miles) ⓘSmuggler Mine, Balarat Mining District, Boulder County, Colorado, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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