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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Molybdenite from
Rittenhouse Gap Mine (Rittenhouse Gap Iron Mines), Rittenhouse Gap, Berks County, Pennsylvania, USA


Locality type:Mine
Classification
Species:Molybdenite
Formula:MoS2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Molybdenite data
Locality Data:Click here to view Rittenhouse Gap Mine (Rittenhouse Gap Iron Mines), Rittenhouse Gap, Berks County, Pennsylvania, USA
Data Identifiers
Mindat Occurrence Record ID:658668
Long-form Identifier:1:3:658668:3
GUID (UUID V4):0
Nearest other occurrences of Molybdenite
14.2km (8.8 miles) ⓘJobst Mine, Vera Cruz, Upper Milford Township, Lehigh County, Pennsylvania, USA
23.8km (14.8 miles) ⓘAntietam Reservoir, Lower Alsace Township, Berks County, Pennsylvania, USA
32.4km (20.1 miles) ⓘFrench Creek Mines, Saint Peters, Warwick Township, Chester County, Pennsylvania, USA
45.7km (28.4 miles) ⓘVerdolite Quarry, C.K. Williams Quarry complex, Chestnut Hill, Easton, Northampton County, Pennsylvania, USA
45.7km (28.4 miles) ⓘSherrer Quarry, C.K. Williams Quarry complex, Chestnut Hill, Easton, Northampton County, Pennsylvania, USA
45.9km (28.5 miles) ⓘChestnut Hill, Easton, Northampton County, Pennsylvania, USA
47.1km (29.3 miles) ⓘRoyal Green Marble Quarry (Warnes Quarry; Rock Products Company Quarry), Lopatcong Township, Warren County, New Jersey, USA
52.4km (32.6 miles) ⓘSteatite Quarry, Harmony Township, Warren County, New Jersey, USA
57.5km (35.7 miles) ⓘWissahickon Valley, Philadelphia, Philadelphia County, Pennsylvania, USA
67.7km (42.1 miles) ⓘClark's Quarry, Frankford, Philadelphia, Philadelphia County, Pennsylvania, USA
References
David S. Bernstein- January 2010
 
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