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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Montmorillonite from
Mount Marie Quarries, Paris, Oxford County, Maine, USA


Locality type:Quarry
Classification
Species:Montmorillonite
Formula:(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Elbaite1
Albite1
- var Cleavelandite1
Petalite1
Data
Mineral Data:Click here to view Montmorillonite data
Locality Data:Click here to view Mount Marie Quarries, Paris, Oxford County, Maine, USA
Data Identifiers
Mindat Occurrence Record ID:35886
Long-form Identifier:1:3:35886:4
GUID (UUID V4):0
Nearest other occurrences of Montmorillonite
6.6km (4.1 miles) ⓘMount Mica Quarry, Paris, Oxford County, Maine, USA
7.9km (4.9 miles) ⓘBennett Quarry, Buckfield, Oxford County, Maine, USA
8.9km (5.5 miles) ⓘRyerson Hill Quarries, Paris, Oxford County, Maine, USA
16.8km (10.4 miles) ⓘB.B. No. 7 Quarry, Norway, Oxford County, Maine, USA
17.5km (10.9 miles) ⓘGroves Quarry (Hole in the Ground Quarry), West Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
17.6km (10.9 miles) ⓘPulsifer Quarry & Dionne extension, West Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
17.7km (11.0 miles) ⓘKeith Quarry (Towne Quarry), West Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
18.2km (11.3 miles) ⓘGreenlaw Quarry, East Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
18.3km (11.4 miles) ⓘMaine Feldspar Quarry, East Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
18.4km (11.5 miles) ⓘWaisanen Quarry (Tamminen-Waisanen Quarry), Greenwood, Oxford County, Maine, USA
References
 
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