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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Chalcotrichite from
Gunheath China Clay Pit, Stenalees, Treverbyn, Cornwall, England, UK


07920750017367516755204.jpg
Chalcotrichite

Gunheath China Clay Pit, Stenalees, Treverbyn, Cornwall, England, UK
07920750017367516755204.jpg
Chalcotrichite

Gunheath China Clay Pit, Stenalees, Treverbyn, Cornwall, England, UK
07837050017367516771464.jpg
Chalcotrichite

Gunheath China Clay Pit, Stenalees, Treverbyn, Cornwall, England, UK
Locality type:Pit
Classification
Species:Cuprite var: Chalcotrichite
Formula:Cu2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chalcotrichite data
Locality Data:Click here to view Gunheath China Clay Pit, Stenalees, Treverbyn, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:3466
Long-form Identifier:1:3:3466:1
GUID (UUID V4):0
Nearest other occurrences of Chalcotrichite
8.0km (5.0 miles) ⓘFowey Consols (incl. Wheal Treasure; Wheal Fortune; Wheal Chance), Tywardreath and Par, Cornwall, England, UK
29.8km (18.5 miles) ⓘUnited Mines (Gwennap United Mines), Clifford Amalgamated Mines, Gwennap, Cornwall, England, UK
29.9km (18.6 miles) ⓘGreat Consolidated Mines, Clifford Amalgamated Mines, Gwennap, Cornwall, England, UK
30.0km (18.6 miles) ⓘPhoenix United Mine, Minions, Linkinhorne, Cornwall, England, UK
30.0km (18.6 miles) ⓘWheal Phoenix, Phoenix United Mine, Minions, Linkinhorne, Cornwall, England, UK
30.2km (18.8 miles) ⓘWheal Unity, Gwennap, Cornwall, England, UK
30.6km (19.0 miles) ⓘCarharrack Mine, Gwennap, Cornwall, England, UK
30.8km (19.1 miles) ⓘWheal Gorland, St Day, Cornwall, England, UK
30.9km (19.2 miles) ⓘMarke Valley Mine, Upton Cross, Linkinhorne, Cornwall, England, UK
31.6km (19.6 miles) ⓘWheal Charlotte (Great Wheal Charlotte), Porthtowan, St Agnes, Cornwall, England, UK
References
Golley, Peter, Williams, Richard (1995) Cornish Mineral Reference Manual. Endsleigh Book Co., Truro. 71pp.
Tindle, Andy G. (2008) Minerals of Britain and Ireland. Terra Publishing.
 
and/or  
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