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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Albite from
Walden Gem Quarry, Portland, Middlesex County, Connecticut, USA


07505700017362155354862.jpg
Cleavelandite, etc.

Walden Gem Quarry, Portland, Middlesex County, Connecticut, USA
07505700017362155354862.jpg
Cleavelandite, etc.

Walden Gem Quarry, Portland, Middlesex County, Connecticut, USA
06456710017272012545806.jpg
Cleavelandite, etc.

Walden Gem Quarry, Portland, Middlesex County, Connecticut, USA
Locality type:Quarry
Classification
Species:Albite
Formula:Na(AlSi3O8)
Colour:white
Quality for species:Rock forming mineral/non-crystalline/little interest for collectors.(##)
Abundance at site:Extremely common
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Associated Minerals Based on Photo Data:
Quartz12
Fluorapatite7
Beryl6
Opal4
- var Opal-AN4
Almandine4
Muscovite4
Annite3
Microlite Group2
Lepidolite2
Native Sulphur2
Allanite-(Ce)1
Zircon1
Columbite-(Fe)-Columbite-(Mn) Series1
Columbite-(Fe)1
Data
Mineral Data:Click here to view Albite data
Locality Data:Click here to view Walden Gem Quarry, Portland, Middlesex County, Connecticut, USA
Data Identifiers
Mindat Occurrence Record ID:37384
Long-form Identifier:1:3:37384:5
GUID (UUID V4):0
Nearest other occurrences of Albite
0.2km (0.1 miles) ⓘGotta-Walden Prospect, Portland, Middlesex County, Connecticut, USA
0.4km (0.2 miles) ⓘBordonaro Quarry, Portland, Middlesex County, Connecticut, USA
0.7km (0.5 miles) ⓘGotta-Wannerstrom Quarry, Portland, Middlesex County, Connecticut, USA
0.9km (0.6 miles) ⓘAppletree Lane, Portland, Middlesex County, Connecticut, USA
1.2km (0.7 miles) ⓘHale Quarry (Andrews Quarry; Glastonbury Quarry), Portland, Middlesex County, Connecticut, USA
1.4km (0.9 miles) ⓘAndrews Quarry (old Hale Quarry; Grandfather Andrews Quarry), Portland, Middlesex County, Connecticut, USA
1.5km (0.9 miles) ⓘCase Quarries, Portland, Middlesex County, Connecticut, USA
1.5km (0.9 miles) ⓘCase Quarry No. 1, Case Quarries, Portland, Middlesex County, Connecticut, USA
1.5km (0.9 miles) ⓘCase Quarry No. 2, Case Quarries, Portland, Middlesex County, Connecticut, USA
1.5km (1.0 miles) ⓘCase Prospect No. 4, Case Quarries, Portland, Middlesex County, Connecticut, USA
References
Rocks & Minerals (1970) 45:443-449
Rocks & Minerals (1970) 45:595-600
 
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