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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Tourmaline from
Tamminen Quarry, Greenwood, Oxford County, Maine, USA


04068980017367071695113.jpg
Elbaite, etc.

Tamminen Quarry, Greenwood, Oxford County, Maine, USA
02665190017272016794503.jpg
Schorl

Tamminen Quarry, Greenwood, Oxford County, Maine, USA
09698400017272013598725.jpg
Elbaite

Tamminen Quarry, Greenwood, Oxford County, Maine, USA
05965900017272013613068.jpg
Elbaite

Tamminen Quarry, Greenwood, Oxford County, Maine, USA
08584920017366050229477.jpg
Elbaite, etc.

Tamminen Quarry, Greenwood, Oxford County, Maine, USA
02665190017272016794503.jpg
Schorl

Tamminen Quarry, Greenwood, Oxford County, Maine, USA
09698400017272013598725.jpg
Elbaite

Tamminen Quarry, Greenwood, Oxford County, Maine, USA
05965900017272013613068.jpg
Elbaite

Tamminen Quarry, Greenwood, Oxford County, Maine, USA
04068980017367071695113.jpg
Elbaite, etc.

Tamminen Quarry, Greenwood, Oxford County, Maine, USA
02665190017272016794503.jpg
Schorl

Tamminen Quarry, Greenwood, Oxford County, Maine, USA
09698400017272013598725.jpg
Elbaite

Tamminen Quarry, Greenwood, Oxford County, Maine, USA
01955540017272013676509.jpg
Elbaite

Tamminen Quarry, Greenwood, Oxford County, Maine, USA
Locality type:Quarry
Classification
Species:'Tourmaline' (not an IMA approved species)
Formula:AD3G6(T6O18)(BO3)3X3Z
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Tourmaline data
Locality Data:Click here to view Tamminen Quarry, Greenwood, Oxford County, Maine, USA
Data Identifiers
Mindat Occurrence Record ID:990396
Long-form Identifier:1:3:990396:8
GUID (UUID V4):0
Nearest other occurrences of Tourmaline
0.1km (0.1 miles) ⓘWaisanen Quarry (Tamminen-Waisanen Quarry), Greenwood, Oxford County, Maine, USA
1.1km (0.7 miles) ⓘOutback prospect (Gross prospect), Greenwood, Oxford County, Maine, USA
2.0km (1.2 miles) ⓘB.B. No. 7 Quarry, Norway, Oxford County, Maine, USA
6.2km (3.9 miles) ⓘEmmons Quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA
6.5km (4.0 miles) ⓘSki Pike Quarry, West Paris, Oxford County, Maine, USA
8.7km (5.4 miles) ⓘSnow Falls, West Paris, Oxford County, Maine, USA
13.4km (8.3 miles) ⓘMount Mica Quarry, Paris, Oxford County, Maine, USA
13.9km (8.6 miles) ⓘRyerson Hill Quarries, Paris, Oxford County, Maine, USA
17.1km (10.6 miles) ⓘBennett Quarry, Buckfield, Oxford County, Maine, USA
18.5km (11.5 miles) ⓘMount Marie Quarries, Paris, Oxford 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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