Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Pyrochlore Group from
Rose Dawn Mine (Rose Dawn Mica Mine; North Mine), Micanite Mining District (Currant Creek Mining District), Colorado, USA


Locality type:Mine
Classification
Species:'Pyrochlore Group' (not an IMA approved species)
Formula:A2Nb2(O,OH)6Z
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pyrochlore Group data
Locality Data:Click here to view Rose Dawn Mine (Rose Dawn Mica Mine; North Mine), Micanite Mining District (Currant Creek Mining District), Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:997148
Long-form Identifier:1:3:997148:6
GUID (UUID V4):0
Nearest other occurrences of Pyrochlore Group
30.0km (18.7 miles) ⓘBlack Cloud Mine, Teller County, Colorado, USA
35.9km (22.3 miles) ⓘMica Lode Mine (Mica Hill Mine), Eight Mile Park Pegmatite Mining District, Fremont County, Colorado, USA
39.1km (24.3 miles) ⓘPikes Peak, El Paso County, Colorado, USA
43.9km (27.3 miles) ⓘMica-Beryl Mine (MRDS - 10013705), Turret Mining District, Chaffee County, Colorado, USA
46.4km (28.9 miles) ⓘMount Rosa, El Paso County, Colorado, USA
46.9km (29.1 miles) ⓘRosa No. 1 trench, Mount Rosa, El Paso County, Colorado, USA
48.8km (30.3 miles) ⓘStove Mountain (Cookstove Mountain), El Paso County, Colorado, USA
49.2km (30.6 miles) ⓘSpecimen Rock, El Paso County, Colorado, USA
49.5km (30.8 miles) ⓘMcClure Mountain, Iron Mountain complex, Fremont County, Colorado, USA
49.6km (30.8 miles) ⓘSt Peters Dome, Cheyenne Mining District (St. Peters Dome Mining District), El Paso County, Colorado, USA
References
Eckel, Edwin Butt; Cobban, Robert R.; Mosburg, Shirley K.; Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.
 
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