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


Locality type:Pit
Classification
Species:Beryl
Formula:Be3Al2(Si6O18)
Confirmation
Validity:Unconfirmed/Questioned
Data
Mineral Data:Click here to view Beryl data
Locality Data:Click here to view Gunheath China Clay Pit, Stenalees, Treverbyn, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:2486
Long-form Identifier:1:3:2486:0
GUID (UUID V4):0
Nearest other occurrences of Beryl
1.1km (0.7 miles) ⓘGoonbarrow China Clay Pit, Bugle, Treverbyn, Cornwall, England, UK
28.8km (17.9 miles) ⓘGold-diggings Quarry (Swit Quarry), Craddock Moor, St Cleer, Cornwall, England, UK
32.1km (19.9 miles) ⓘHawkswood Mine (Hawk's Wood Mine), North Hill, Cornwall, England, UK
37.5km (23.3 miles) ⓘSouth Crofty Mine, Pool, Carn Brea, Cornwall, England, UK
41.6km (25.8 miles) ⓘNew Consols (New Great Consols; New Wheal Martha; Great Wheal Martha; Wheal Martha), Luckett, Callington, Stokeclimsland, Cornwall, England, UK
42.7km (26.5 miles) ⓘStoke Climsland Consols (?), Stokeclimsland, Cornwall, England, UK
55.6km (34.5 miles) ⓘMarazion Beach, Marazion, Cornwall, England, UK
65.9km (41.0 miles) ⓘMeldon Aplite Quarry, Okehampton Hamlets, West Devon, Devon, England, UK
66.0km (41.0 miles) ⓘPendeen New Cliff (Pendeen Watch), Pendeen, St Just, Cornwall, England, UK
69.3km (43.1 miles) ⓘWheal Castle, Boswedden Mine (incl. Wheal Praze; Wheal Williams; Yankee Boy Mine), Kenidjack Valley, St Just, Cornwall, England, UK
References
Golley, Peter, Williams, Richard (1995) Cornish Mineral Reference Manual. Endsleigh Book Co., Truro. 71pp.
 
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