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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Uraninite from
Lord Hill Quarry (Lord Hill Mine), Stoneham, Oxford County, Maine, USA


Locality type:Quarry
Classification
Species:Uraninite
Formula:UO2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Uranophane1
Metatorbernite1
Data
Mineral Data:Click here to view Uraninite data
Locality Data:Click here to view Lord Hill Quarry (Lord Hill Mine), Stoneham, Oxford County, Maine, USA
Data Identifiers
Mindat Occurrence Record ID:28504
Long-form Identifier:1:3:28504:5
GUID (UUID V4):0
Nearest other occurrences of Uraninite
2.7km (1.7 miles) ⓘCole Quarry, Stoneham, Oxford County, Maine, USA
9.2km (5.7 miles) ⓘFoster Hill prospects, Stoneham, Oxford County, Maine, USA
16.8km (10.5 miles) ⓘBumpus Quarry, Albany, Oxford County, Maine, USA
17.2km (10.7 miles) ⓘWardwell Quarry (Pechnic Quarry), Albany, Oxford County, Maine, USA
17.6km (11.0 miles) ⓘWentworth Quarry, Albany, Oxford County, Maine, USA
19.1km (11.9 miles) ⓘStearns Quarry, Albany, Oxford County, Maine, USA
19.6km (12.2 miles) ⓘSongo Pond Quarry (Kimball Ledge Quarry), Albany, Oxford County, Maine, USA
23.3km (14.5 miles) ⓘTiger Bill Quarries, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA
23.4km (14.5 miles) ⓘEmmons Quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA
25.7km (16.0 miles) ⓘTamminen Quarry, Greenwood, Oxford County, Maine, USA
References
Thompson, W.B., Joyner, D.L., Woodman, R.G. and King,V.T. (2005) A Collector's Guide to Maine Mineral Localities. Maine Geological Survey Bulletin 41.
 
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