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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Phlogopite from
Steatite Quarry, Harmony Township, Warren County, New Jersey, USA


Locality type:Quarry
Classification
Species:Phlogopite
Formula:KMg3(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Phlogopite data
Locality Data:Click here to view Steatite Quarry, Harmony Township, Warren County, New Jersey, USA
Data Identifiers
Mindat Occurrence Record ID:73552
Long-form Identifier:1:3:73552:2
GUID (UUID V4):0
Nearest other occurrences of Phlogopite
6.5km (4.0 miles) ⓘChestnut Hill, Easton, Northampton County, Pennsylvania, USA
6.7km (4.2 miles) ⓘSherrer Quarry, C.K. Williams Quarry complex, Chestnut Hill, Easton, Northampton County, Pennsylvania, USA
27.4km (17.0 miles) ⓘGhost Lake area, Independence Township, Jenny Jump Mountain, Warren County, New Jersey, USA
39.7km (24.6 miles) ⓘLockwood, Byram Township, Sussex County, New Jersey, USA
40.5km (25.1 miles) ⓘByram Crushed Stone Quarry (Tilcon Byram Quarry), Byram Township, Sussex County, New Jersey, USA
44.1km (27.4 miles) ⓘSulphur Hill Mine (Sulfur Hill Mine), Andover Township, Sussex County, New Jersey, USA
48.5km (30.2 miles) ⓘBerkshire Valley, Jefferson Township, Morris County, New Jersey, USA
50.8km (31.6 miles) ⓘLime Crest Quarry, Sparta Township, Sussex County, New Jersey, USA
54.9km (34.1 miles) ⓘMorristown occurrences, Morristown, Morris County, New Jersey, USA
57.7km (35.9 miles) ⓘPassaic pit (Marshall Mine; Passaic Mine), Sterling Hill, Ogdensburg, Sussex County, New Jersey, USA
References
NJ State Geol. Ann. Rpt. (1900):176.
 
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