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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Monazite-(Ce) from
Vermiculite Mine (MRDS - 10013422), Gem Park complex, Fremont County, Colorado, USA


Locality type:Mine
Classification
Species:Monazite-(Ce)
Formula:Ce(PO4)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Monazite-(Ce) data
Locality Data:Click here to view Vermiculite Mine (MRDS - 10013422), Gem Park complex, Fremont County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:35290
Long-form Identifier:1:3:35290:3
GUID (UUID V4):0
Nearest other occurrences of Monazite-(Ce)
8.4km (5.2 miles) ⓘRoad Gulch, Fremont County, Colorado, USA
20.4km (12.7 miles) ⓘCotopaxi Feldspar Mine (Cotopaxi Feldspar prospect; Henry pegmatite), Cotopaxi Pegmatite area, Cotopaxi, Cotopaxi Mining District, Fremont County, Colorado, USA
26.2km (16.3 miles) ⓘRam Lode and Pam Lode (Ramdohrite lode), Blake Mining District (Mirage Mining District; Cotton Creek Mining District), Saguache County, Colorado, USA
30.2km (18.7 miles) ⓘBob Cat Mine, Crestone Mining District (Baca Grant Mining District), Saguache County, Colorado, USA
30.8km (19.2 miles) ⓘEight Mile Park, Eight Mile Park Pegmatite Mining District, Fremont County, Colorado, USA
49.3km (30.7 miles) ⓘBaumer Pegmatite Prospect, Guffey Mining District, Park County, Colorado, USA
75.6km (47.0 miles) ⓘCrystal No. 8 Mine, Chaffee County, Colorado, USA
76.8km (47.7 miles) ⓘSt Peters Dome, Cheyenne Mining District (St. Peters Dome Mining District), El Paso County, Colorado, USA
80.0km (49.7 miles) ⓘBlack Cloud Mine, Teller County, Colorado, USA
85.8km (53.3 miles) ⓘKatydid Mine (Rogers Publishing Company Mine), Wilkerson Pass Area, Park County, Colorado, USA
References
USGS Prof Paper 649
Eckel, Edwin Butt; Cobban, Robert R.; Mosburg, Shirley K.; Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.
 
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