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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Connellite from
Castletown mine, Lochgilphead, Argyll and Bute, Scotland, UK


Locality type:Mine
Classification
Species:Connellite
Formula:Cu19(SO4)(OH)32Cl4 · 3H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Connellite data
Locality Data:Click here to view Castletown mine, Lochgilphead, Argyll and Bute, Scotland, UK
Data Identifiers
Mindat Occurrence Record ID:43338
Long-form Identifier:1:3:43338:7
GUID (UUID V4):0
References
Starkey, R.E., Hubbard, N. (1998) Anilite, with botallackite and clinoatacamite, from Castletown mine, Lochgilphead, Scotland. Journal of the Russell Society, 7 (1) 38-40
 
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