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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Olivenite from
Wheal Gorland, St Day, Cornwall, England, UK


04881410017272738867202.jpg
Olivenite

Wheal Gorland, St Day, Cornwall, England, UK
09839570017271980712729.jpg
Olivenite

Wheal Gorland, St Day, Cornwall, England, UK
02070990017362967381942.jpg
Olivenite, etc.

Wheal Gorland, St Day, Cornwall, England, UK
04618750017360817989934.jpg
Olivenite

Wheal Gorland, St Day, Cornwall, England, UK
04881410017272738867202.jpg
Olivenite

Wheal Gorland, St Day, Cornwall, England, UK
01270410017272004807257.jpg
Olivenite

Wheal Gorland, St Day, Cornwall, England, UK
04865580017271980806977.jpg
Olivenite, etc.

Wheal Gorland, St Day, Cornwall, England, UK
04618750017360817989934.jpg
Olivenite

Wheal Gorland, St Day, Cornwall, England, UK
03927970017272738875932.jpg
Olivenite

Wheal Gorland, St Day, Cornwall, England, UK
09839570017271980712729.jpg
Olivenite

Wheal Gorland, St Day, Cornwall, England, UK
06101860017362967396171.jpg
Olivenite, etc.

Wheal Gorland, St Day, Cornwall, England, UK
04618750017360817989934.jpg
Olivenite

Wheal Gorland, St Day, Cornwall, England, UK
Locality type:Mine
Classification
Species:Olivenite
Formula:Cu2(AsO4)(OH)
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Clinoclase38
Quartz37
Ceruleite11
Liroconite9
Malachite7
Chenevixite7
Cornwallite6
Olivenite4
- var Wood Copper3
- var Leucochalcite1
Limonite3
Pharmacosiderite3
Scorodite2
Cassiterite2
Azurite1
Mixite1
Cerussite1
Chrysocolla1
Data
Mineral Data:Click here to view Olivenite data
Locality Data:Click here to view Wheal Gorland, St Day, Cornwall, England, UK
Photo GalleryView Gallery (89 photos)
Data Identifiers
Mindat Occurrence Record ID:8214
Long-form Identifier:1:3:8214:3
GUID (UUID V4):0
Localities for Olivenite in this Region
Wheal Muttrall, Wheal Gorland, St Day, Cornwall, England, UK
Nearest other occurrences of Olivenite
0.2km (0.1 miles) ⓘWheal Muttrall, Wheal Gorland, St Day, Cornwall, England, UK
0.6km (0.4 miles) ⓘWheal Unity, Gwennap, Cornwall, England, UK
0.9km (0.6 miles) ⓘWheal Jewel, Gwennap, Cornwall, England, UK
1.1km (0.7 miles) ⓘCarharrack Mine, Gwennap, Cornwall, England, UK
1.3km (0.8 miles) ⓘWest Wheal Virgin, Great Consolidated Mines, Clifford Amalgamated Mines, Gwennap, Cornwall, England, UK
1.3km (0.8 miles) ⓘWheal Maid Decline, Gwennap, Cornwall, England, UK
1.9km (1.2 miles) ⓘCathedral Mine, Busveal, St Day, Cornwall, England, UK
2.0km (1.2 miles) ⓘTing Tang Mine, Carharrack, Cornwall, England, UK
2.2km (1.4 miles) ⓘUnited Mines (Gwennap United Mines), Clifford Amalgamated Mines, Gwennap, Cornwall, England, UK
2.9km (1.8 miles) ⓘPednandrea Mine (Pedn-an-Drea Mine), Redruth, Cornwall, England, UK
References
Phillips, William (1823) An Elementary Introduction to Mineralogy (3rd ed.)
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.
Miers, H. A. (1894) Spangolite. Mineralogical Magazine and Journal of the Mineralogical Society, 10 (48) 273-277 doi:10.1180/minmag.1894.010.48.02
Hill, J. B., MacAlister, D. A. (1906) The Geology of Falmouth and Truro and of the Mining District of Camborne and Redruth - Memoirs of the Geological Survey. Geological Survey of Great Britain.
 
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