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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Fluorapatite from
Bob Ingersoll Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA


09036180017368278612688.jpg
Fluorapatite, etc.

Bob Ingersoll Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
09036180017368278612688.jpg
Fluorapatite, etc.

Bob Ingersoll Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
06172510017368278637728.jpg
Fluorapatite, etc.

Bob Ingersoll Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
Locality type:Mine
Classification
Species:Fluorapatite
Formula:Ca5(PO4)3F
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Albite1
Lepidolite1
Data
Mineral Data:Click here to view Fluorapatite data
Locality Data:Click here to view Bob Ingersoll Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
Data Identifiers
Mindat Occurrence Record ID:49746
Long-form Identifier:1:3:49746:4
GUID (UUID V4):0
Nearest other occurrences of Fluorapatite
2.1km (1.3 miles) ⓘDan Patch Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
3.5km (2.2 miles) ⓘPeerless Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
4.4km (2.7 miles) ⓘEtta Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
4.9km (3.0 miles) ⓘEdison Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
5.0km (3.1 miles) ⓘHugo Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
5.2km (3.2 miles) ⓘWhite Cap Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
7.4km (4.6 miles) ⓘKing Lithia Mine, Greyhound Gulch, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
7.6km (4.7 miles) ⓘBarker-Ferguson Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
7.7km (4.8 miles) ⓘBig Chief Mine, Glendale, Keystone Mining District, Pennington County, South Dakota, USA
8.3km (5.2 miles) ⓘWood Tin mine, Harney City, Pennington County, South Dakota, USA
References
Rocks & Min.:10:147 & 60:112,116.
 
and/or  
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