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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Amethyst from
Wheal Uny, Redruth, Cornwall, England, UK


06518180017360851319224.jpg
Amethyst

Wheal Uny, Redruth, Cornwall, England, UK
09944790017271997509304.jpg
Amethyst

Wheal Uny, Redruth, Cornwall, England, UK
08156220017271997542650.jpg
Amethyst

Wheal Uny, Redruth, Cornwall, England, UK
05590000017271997521539.jpg
Amethyst

Wheal Uny, Redruth, Cornwall, England, UK
03347850017362516861572.jpg
Amethyst

Wheal Uny, Redruth, Cornwall, England, UK
06544680017362516864162.jpg
Amethyst

Wheal Uny, Redruth, Cornwall, England, UK
05514630017362516873996.jpg
Amethyst

Wheal Uny, Redruth, Cornwall, England, UK
08902600017362516861966.jpg
Amethyst

Wheal Uny, Redruth, Cornwall, England, UK
06518180017360851319224.jpg
Amethyst

Wheal Uny, Redruth, Cornwall, England, UK
09944790017271997509304.jpg
Amethyst

Wheal Uny, Redruth, Cornwall, England, UK
08156220017271997542650.jpg
Amethyst

Wheal Uny, Redruth, Cornwall, England, UK
05590000017271997521539.jpg
Amethyst

Wheal Uny, Redruth, Cornwall, England, UK
Locality type:Mine
Classification
Species:Quartz var: Amethyst
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Amethyst data
Locality Data:Click here to view Wheal Uny, Redruth, Cornwall, England, UK
Photo GalleryView Gallery (6 photos)
Data Identifiers
Mindat Occurrence Record ID:521
Long-form Identifier:1:3:521:8
GUID (UUID V4):0
Nearest other occurrences of Amethyst
1.1km (0.7 miles) ⓘWheal Buller, Wheal Buller and Beauchamp, Redruth, Cornwall, England, UK
1.5km (0.9 miles) ⓘPednandrea Mine (Pedn-an-Drea Mine), Redruth, Cornwall, England, UK
2.1km (1.3 miles) ⓘWheal Grambler (East Wheal Sparnon), St Day, Cornwall, England, UK
2.3km (1.4 miles) ⓘEast Pool Mine, Pool, Carn Brea, Cornwall, England, UK
2.4km (1.5 miles) ⓘCathedral Mine, Busveal, St Day, Cornwall, England, UK
3.4km (2.1 miles) ⓘDolcoath Mine, Camborne, Cornwall, England, UK
4.7km (2.9 miles) ⓘWheal Unity, Gwennap, Cornwall, England, UK
5.4km (3.4 miles) ⓘAle and Cakes Mine, United Mines (Gwennap United Mines), Clifford Amalgamated Mines, Gwennap, Cornwall, England, UK
8.0km (4.9 miles) ⓘWheal Jane, Kea, Cornwall, England, UK
8.0km (5.0 miles) ⓘGarlidna Mine, Garlidna United Mines, Porkellis, Wendron, Cornwall, England, UK
References
Embrey, Peter G., Symes, Robert F. (1987) Minerals of Cornwall and Devon. British Museum (Natural History) and the Mineralogical Record, Inc., London and Tucson, AZ.pp.120-121
 
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