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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Triphylite from
Andrews Quarry (old Hale Quarry; Grandfather Andrews Quarry), Portland, Middlesex County, Connecticut, USA


Locality type:Quarry
Classification
Species:Triphylite
Formula:LiFe2+PO4
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Triphylite data
Locality Data:Click here to view Andrews Quarry (old Hale Quarry; Grandfather Andrews Quarry), Portland, Middlesex County, Connecticut, USA
Data Identifiers
Mindat Occurrence Record ID:147367
Long-form Identifier:1:3:147367:4
GUID (UUID V4):0
Nearest other occurrences of Triphylite
7.4km (4.6 miles) ⓘState Forest Quarry No. 2, Cobalt, East Hampton, Middlesex County, Connecticut, USA
14.3km (8.9 miles) ⓘAnderson No. 1 Mica Mine, East Hampton, Middlesex County, Connecticut, USA
15.1km (9.4 miles) ⓘRock Landing Quarry (Capt. Rohrback Quarry), Haddam Neck, Haddam, Middlesex County, Connecticut, USA
45.1km (28.0 miles) ⓘState Routes 8 and 118 interchange, Harwinton, Litchfield County, Connecticut, USA
67.2km (41.8 miles) ⓘBlandford mica mines, Blandford, Hampden County, Massachusetts, USA
69.1km (43.0 miles) ⓘU. S. Route 7 Expressway (Danbury line to Iron Works District), Brookfield, Fairfield County, Connecticut, USA
80.8km (50.2 miles) ⓘFillow Quarry, Branchville, Redding, Fairfield County, Connecticut, USA
References
Foye (1922)
Zodac, Peter (1941): The Andrews Quarry Near Portland, Conn. Rocks and Minerals: 16(5): 164-167.
 
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