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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Damourite from
Greenlaw Quarry, East Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA


01119280017339892457593.jpg
Damourite

Greenlaw Quarry, East Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
08984660017271982418886.jpg
Damourite

Greenlaw Quarry, East Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
06461940017364439245208.jpg
Damourite

Greenlaw Quarry, East Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
00276700017339892444641.jpg
Damourite

Greenlaw Quarry, East Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
07827170017339892441717.jpg
Damourite

Greenlaw Quarry, East Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
06461940017364439245208.jpg
Damourite

Greenlaw Quarry, East Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
00276700017339892444641.jpg
Damourite

Greenlaw Quarry, East Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
08984660017271982418886.jpg
Damourite

Greenlaw Quarry, East Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
06461940017364439245208.jpg
Damourite

Greenlaw Quarry, East Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
Locality type:Quarry
Classification
Species:Muscovite var: Damourite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Damourite data
Locality Data:Click here to view Greenlaw Quarry, East Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
Photo GalleryView Gallery (2 photos)
Data Identifiers
Mindat Occurrence Record ID:219504
Long-form Identifier:1:3:219504:9
GUID (UUID V4):0
Nearest other occurrences of Damourite
15.9km (9.9 miles) ⓘMount Rubellite Quarries, Mount Rubellite, Hebron, Oxford County, Maine, USA
35.3km (21.9 miles) ⓘTamminen Quarry, Greenwood, Oxford County, Maine, USA
35.9km (22.3 miles) ⓘNoyes Mountain Quarry (Harvard Quarry), Greenwood, Oxford County, Maine, USA
58.1km (36.1 miles) ⓘRed Hill quarries, Rumford, Oxford County, Maine, USA
61.1km (38.0 miles) ⓘDunton Gem Quarry, Newry, Oxford County, Maine, USA
61.3km (38.1 miles) ⓘCrooker Gem Pegmatite Quarries, Newry, Oxford County, Maine, USA
88.1km (54.8 miles) ⓘBemis Stream prospect, D Township, Franklin County, Maine, USA
References
King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine Vol. 1 - Descriptive mineralogy. Maine Geological Survey.
 
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