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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Epidote from
Crowns Rock, Cliff outcrops, Botallack, St Just, Cornwall, England, UK


09123380017362144327383.jpg
Epidote

Crowns Rock, Cliff outcrops, Botallack, St Just, Cornwall, England, UK
09123380017362144327383.jpg
Epidote

Crowns Rock, Cliff outcrops, Botallack, St Just, Cornwall, England, UK
03566480017271996344108.jpg
Epidote

Crowns Rock, Cliff outcrops, Botallack, St Just, Cornwall, England, UK
Locality type:Cliff
Classification
Species:Epidote
Formula:(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Epidote data
Locality Data:Click here to view Crowns Rock, Cliff outcrops, Botallack, St Just, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:4920
Long-form Identifier:1:3:4920:7
GUID (UUID V4):0
Nearest other occurrences of Epidote
0.3km (0.2 miles) ⓘBotallack Head (Wheal Cock Carn), Cliff outcrops, Botallack, St Just, Cornwall, England, UK
0.3km (0.2 miles) ⓘBotallack Mine, Botallack, St Just, Cornwall, England, UK
0.3km (0.2 miles) ⓘWheal Cock, Botallack Mine, Botallack, St Just, Cornwall, England, UK
11.5km (7.2 miles) ⓘWherry Mine, Wherrytown, Penzance, Cornwall, England, UK
12.9km (8.0 miles) ⓘCarn Silver, St Buryan, Cornwall, England, UK
12.9km (8.0 miles) ⓘLamorna Cove, St Buryan, Cornwall, England, UK
19.8km (12.3 miles) ⓘWheal Lucy (Riviere Mine), Hayle, Cornwall, England, UK
30.6km (19.0 miles) ⓘTuckingmill, Camborne, Cornwall, England, UK
33.3km (20.7 miles) ⓘNew Tolgus Shaft, Tarewaste, Redruth, Cornwall, England, UK
34.6km (21.5 miles) ⓘClyjah and Wentworth Mine (Perseverance Mine), Redruth, Cornwall, England, UK
References
Carne, J. (1822) On the Mineral Productions and the Geology of the Parish of St. Just. Transactions of the Royal Geological Society of Cornwall, 2. 290-358
Hall, Townshend M. (1868) The Mineralogist's Directory: or, a guide to the Principal Mineral Localities in the United Kingdom of Great Britain and Ireland. Edward Stanford.
Collins, J. H. (1871) A Handbook to the Mineralogy of Cornwall and Devon. Heard and Sons, Truro.
Alderton, D. H. M., Jackson, N. J. (1978) Discordant calc-silicate bodies from the St. Just aureole, Cornwall. Mineralogical Magazine, 42 (324) 427-434 doi:10.1180/minmag.1978.042.324.03
Meyer, Nicolas; Burisch, Mathias; Gutzmer, Jens; Krause, Joachim; Scheibert, Henning; Markl, Gregor (2024) Mineral chemistry of the Geyer SW tin skarn deposit: understanding variable fluid/rock ratios and metal fluxes. Mineralium Deposita, 60 (1). 85-111 doi:10.1007/s00126-024-01297-w
 
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