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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Prehnite from
Metchosin Igneous Complex, Victoria Mining Division, Vancouver Island, British Columbia, Canada


Locality type:Complex
Classification
Species:Prehnite
Formula:Ca2Al2Si3O10(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Prehnite data
Locality Data:Click here to view Metchosin Igneous Complex, Victoria Mining Division, Vancouver Island, British Columbia, Canada
Data Identifiers
Mindat Occurrence Record ID:1320159
Long-form Identifier:1:3:1320159:3
GUID (UUID V4):0
Nearest other occurrences of Prehnite
61.7km (38.3 miles) ⓘState Lease Prospect, Clallam County, Washington, USA
63.2km (39.3 miles) ⓘReef Point Mine, Cypress Island, Skagit County, Washington, USA
65.7km (40.9 miles) ⓘOlivine Hill Mine, Cypress Island, Skagit County, Washington, USA
67.6km (42.0 miles) ⓘBeacon Point Olivine Occurrence, Cypress Island, Skagit County, Washington, USA
91.0km (56.5 miles) ⓘBlack and White Mine, North Fork of the Skokomish River Area, Mason County, Washington, USA
98.0km (60.9 miles) ⓘMount Ellinor, Mason County, Washington, USA
99.6km (61.9 miles) ⓘ4th Lake Granite quarry, Nanaimo Lakes, Nanaimo Mining Division, Vancouver Island, British Columbia, Canada
References
Timpa, S., Gillis, K. M., & Canil, D. (2005). Accretion-related metamorphism of the Metchosin igneous complex, southern Vancouver Island, British Columbia. Canadian Journal of Earth Sciences, 42(8), 1467-1479.
 
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