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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Chlorite Group from
Balmynheer Mine, Porkellis, Wendron, Cornwall, England, UK


Locality type:Mine
Classification
Species:'Chlorite Group' (not an IMA approved species)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chlorite Group data
Locality Data:Click here to view Balmynheer Mine, Porkellis, Wendron, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:690372
Long-form Identifier:1:3:690372:5
GUID (UUID V4):0
Nearest other occurrences of Chlorite Group
1.8km (1.1 miles) ⓘBassett & Grylls Mine (Porkellis Mine; Porkellis Tin Mines; Wheal Jantar; Balwath Mine), Porkellis, Wendron, Cornwall, England, UK
3.5km (2.2 miles) ⓘWheal Roots (Poldark Mine), Trenear, Wendron, Cornwall, England, UK
4.3km (2.7 miles) ⓘSouth Wendron Mine (South Wheal Lovell; Lovell Consols), Trewennack, Wendron, Cornwall, England, UK
5.2km (3.3 miles) ⓘTresavean Mine, Lanner, Lanner, Cornwall, England, UK
5.3km (3.3 miles) ⓘSouth Wheal Basset, Carnkie, Carn Brea, Cornwall, England, UK
5.6km (3.5 miles) ⓘWheal Buller, Wheal Buller and Beauchamp, Redruth, Cornwall, England, UK
5.7km (3.5 miles) ⓘWheal Basset, Basset Mines, Carnkie, Carn Brea, Cornwall, England, UK
5.8km (3.6 miles) ⓘWest Wheal Frances, Basset Mines, Carnkie, Carn Brea, Cornwall, England, UK
5.8km (3.6 miles) ⓘEast Wheal Grenville, Grenville United Mines, Troon, Camborne, Cornwall, England, UK
6.0km (3.7 miles) ⓘThe Reens, Troon, Camborne, Cornwall, England, UK
References
Dominy, S.C., Camm, G.S., and Bussell, M.A. (1996): Proceedings of the Ussher Society 9, 97-104.
 
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