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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Calcite from
Craigmuschat quarry, Gourock, Inverclyde, Scotland, UK


Locality type:Quarry
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Unconfirmed/Questioned
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Craigmuschat quarry, Gourock, Inverclyde, Scotland, UK
Data Identifiers
Mindat Occurrence Record ID:738263
Long-form Identifier:1:3:738263:5
GUID (UUID V4):0
Nearest other occurrences of Calcite
6.3km (3.9 miles) ⓘInverclip, Inverclyde, Scotland, UK
9.4km (5.9 miles) ⓘClyde River, Cardross, Argyll and Bute, Scotland, UK
11.6km (7.2 miles) ⓘInner Clyde Estuary, Argyll and Bute, Scotland, UK
13.0km (8.1 miles) ⓘMuirshiel Mine, Renfrewshire, Scotland, UK
19.0km (11.8 miles) ⓘBorrow Pit, Bishopton, Renfrewshire, Scotland, UK
22.3km (13.8 miles) ⓘGreat Cumbrae, North Ayrshire, Scotland, UK
25.1km (15.6 miles) ⓘLoanhead Quarry, Beith, North Ayrshire, Scotland, UK
26.2km (16.3 miles) ⓘCochno Burn, West Dunbartonshire, Scotland, UK
26.6km (16.5 miles) ⓘHartfield Moss, Renfrewshire, Scotland, UK
27.3km (16.9 miles) ⓘTrearne Quarry, Beith, North Ayrshire, Scotland, UK
References
Notes about Gourock, chiefly historical By David Macrae
 
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