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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Actinolite from
Shap Pink Quarry, Shap Rural, Eden, Cumbria, England, UK


Locality type:Quarry
Classification
Species:Actinolite
Formula:◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Comments:amphibole group, optical properties consistent with actinolite
Habit:needles
Colour:green
Luminescent properties:no
Quality for species:Poor for species, only of interest for locality collectors. (#)
Abundance at site:Rare
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Actinolite data
Locality Data:Click here to view Shap Pink Quarry, Shap Rural, Eden, Cumbria, England, UK
Data Identifiers
Mindat Occurrence Record ID:72008
Long-form Identifier:1:3:72008:9
GUID (UUID V4):0
Nearest other occurrences of Actinolite
2.3km (1.4 miles) ⓘShap Blue Quarry, Shap Rural, Eden, Cumbria, England, UK
9.3km (5.8 miles) ⓘWallow Crag Quarry, Shap Rural, Eden, Cumbria, England, UK
31.4km (19.5 miles) ⓘBowder Stone, Borrowdale, Allerdale, Cumbria, England, UK
32.3km (20.0 miles) ⓘSinen Gill, Blencathra, Threlkeld, Eden, Cumbria, England, UK
34.0km (21.1 miles) ⓘCarrock Mine, Mungrisdale, Eden, Cumbria, England, UK
34.4km (21.4 miles) ⓘHonister Slate Quarry, Buttermere, Allerdale, Cumbria, England, UK
References
Wirth, M. M., Green, D. I. (2002) The Shap Granite Quarry, Cumbria. UK Journal of Mines and Minerals 22, 43-52
 
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