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Plagioclase from
Chief lithium pegmatite, Texas Creek Area, Fremont County, Colorado, USA


09753960017272733277616.jpg
Cleavelandite, etc.

Chief lithium pegmatite, Texas Creek Area, Fremont County, Colorado, USA
09463830017553609753404.jpg
Albite

Chief lithium pegmatite, Texas Creek Area, Fremont County, Colorado, USA
05542260017821520562007.jpg
Cleavelandite, etc.

Chief lithium pegmatite, Texas Creek Area, Fremont County, Colorado, USA
09753960017272733277616.jpg
Cleavelandite, etc.

Chief lithium pegmatite, Texas Creek Area, Fremont County, Colorado, USA
02716790017538429778487.jpg
Albite

Chief lithium pegmatite, Texas Creek Area, Fremont County, Colorado, USA
03157860017820300662045.jpg
Cleavelandite, etc.

Chief lithium pegmatite, Texas Creek Area, Fremont County, Colorado, USA
09753960017272733277616.jpg
Cleavelandite, etc.

Chief lithium pegmatite, Texas Creek Area, Fremont County, Colorado, USA
09463830017553609753404.jpg
Albite

Chief lithium pegmatite, Texas Creek Area, Fremont County, Colorado, USA
05542260017821520562007.jpg
Cleavelandite, etc.

Chief lithium pegmatite, Texas Creek Area, Fremont County, Colorado, USA
Locality type:Pegmatite
Classification
Species:'Plagioclase' (not an IMA approved species)
Formula:(Na,Ca)[(Si,Al)AlSi2]O8
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Elbaite4
Lepidolite4
Quartz4
Apatite4
Data
Mineral Data:Click here to view Plagioclase data
Locality Data:Click here to view Chief lithium pegmatite, Texas Creek Area, Fremont County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:509486
Long-form Identifier:1:3:509486:8
GUID (UUID V4):0
Nearest other occurrences of Plagioclase
6.5km (4.1 miles) ⓘFive Points Gulch, Fremont County, Colorado, USA
8.3km (5.1 miles) ⓘPine Ridge pegmatite, Cotopaxi Pegmatite area, Cotopaxi, Cotopaxi Mining District, Fremont County, Colorado, USA
9.6km (6.0 miles) ⓘColorado Feldspar Pegmatite, Cotopaxi Mining District, Fremont County, Colorado, USA
10.7km (6.6 miles) ⓘCotopaxi Feldspar Mine (Cotopaxi Feldspar prospect; Henry pegmatite), Cotopaxi Pegmatite area, Cotopaxi, Cotopaxi Mining District, Fremont County, Colorado, USA
14.3km (8.9 miles) ⓘAmethyst carbonatite, McClure Mountain Complex, Fremont County, Colorado, USA
15.2km (9.5 miles) ⓘCotopaxi Mine (Cotopaxi lode; Gumaer Mine; Fannie lode; Fannie Mill), Mine Gulch, Cotopaxi, Cotopaxi Mining District, Fremont County, Colorado, USA
18.8km (11.7 miles) ⓘMcCoy prospects, Cotopaxi Pegmatite area, Cotopaxi, Cotopaxi Mining District, Fremont County, Colorado, USA
20.3km (12.6 miles) ⓘGreen Mountain Mine (Copper Boy Mine), Grape Creek Mining District (Greenhorn Mining District), Fremont County, Colorado, USA
20.6km (12.8 miles) ⓘIron Mountain Mine (Iron Mountain Deposit; Iron Mountain Titaniferous Magnetite Deposit), McClure Mountain Complex, Fremont County, Colorado, USA
23.1km (14.4 miles) ⓘRowe's South Prospect, Micanite Mining District (Currant Creek Mining District), Colorado, USA
References
AMERICAN MINERALOGIST 50:96-104
 
and/or  
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