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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Lepidolite from
Brown Derby No. 1, Brown Derby Mine, Quartz Creek Pegmatite Mining District, Gunnison County, Colorado, USA


06110050017363515168082.jpg
Lepidolite

Brown Derby No. 1, Brown Derby Mine, Quartz Creek Pegmatite Mining District, Gunnison County, Colorado, USA
06110050017363515168082.jpg
Lepidolite

Brown Derby No. 1, Brown Derby Mine, Quartz Creek Pegmatite Mining District, Gunnison County, Colorado, USA
03667310017363515177251.jpg
Lepidolite

Brown Derby No. 1, Brown Derby Mine, Quartz Creek Pegmatite Mining District, Gunnison County, Colorado, USA
Locality type:Mine
Classification
Species:'Lepidolite' (not an IMA approved species)
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Albite3
- var Cleavelandite3
Quartz3
Stibiotantalite2
Monazite-(Sm)1
Data
Mineral Data:Click here to view Lepidolite data
Locality Data:Click here to view Brown Derby No. 1, Brown Derby Mine, Quartz Creek Pegmatite Mining District, Gunnison County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:375326
Long-form Identifier:1:3:375326:2
GUID (UUID V4):0
Nearest other occurrences of Lepidolite
0.1km (0.1 miles) ⓘBrown Derby Mine, Quartz Creek Pegmatite Mining District, Gunnison County, Colorado, USA
1.1km (0.7 miles) ⓘBrown Derby No. 5 Mine, Brown Derby Mine, Quartz Creek Pegmatite Mining District, Gunnison County, Colorado, USA
1.3km (0.8 miles) ⓘBazooka, Quartz Creek Pegmatite Mining District, Gunnison County, Colorado, USA
4.5km (2.8 miles) ⓘBucky pegmatite (New Anniversary; Willow Creek), Quartz Creek Pegmatite Mining District, Gunnison County, Colorado, USA
50.9km (31.6 miles) ⓘComet group (Comet prospect), Gunnison County, Colorado, USA
88.0km (54.7 miles) ⓘUnnamed Pegmatite (MRDS - 10010897), Bull Ridge Area/Devils Hole Area, Fremont County, Colorado, USA
91.5km (56.8 miles) ⓘChief lithium pegmatite, Texas Creek Area, Fremont County, Colorado, USA
97.3km (60.5 miles) ⓘRito Alto Peak, Sangre de Cristo, Custer County, Colorado, USA
References
King, Van (n.d.) Personal communcation.
USGS Proffesional Paper 265
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
and/or  
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