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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Grossular from
Pitts-Tenney Quarry, Minot, Androscoggin County, Maine, USA


08599210017272013165374.jpg
Grossular, etc.

Pitts-Tenney Quarry, Minot, Androscoggin County, Maine, USA
06569480017272018131324.jpg
Grossular, etc.

Pitts-Tenney Quarry, Minot, Androscoggin County, Maine, USA
08894280017272013227304.jpg
Grossular

Pitts-Tenney Quarry, Minot, Androscoggin County, Maine, USA
02709090017362926907562.jpg
Hessonite

Pitts-Tenney Quarry, Minot, Androscoggin County, Maine, USA
00572120017364799547672.jpg
Grossular, etc.

Pitts-Tenney Quarry, Minot, Androscoggin County, Maine, USA
06569480017272018131324.jpg
Grossular, etc.

Pitts-Tenney Quarry, Minot, Androscoggin County, Maine, USA
01668890017368545088195.jpg
Grossular

Pitts-Tenney Quarry, Minot, Androscoggin County, Maine, USA
07509720017362461957890.jpg
Hessonite

Pitts-Tenney Quarry, Minot, Androscoggin County, Maine, USA
08599210017272013165374.jpg
Grossular, etc.

Pitts-Tenney Quarry, Minot, Androscoggin County, Maine, USA
06569480017272018131324.jpg
Grossular, etc.

Pitts-Tenney Quarry, Minot, Androscoggin County, Maine, USA
09463690017272013266672.jpg
Grossular

Pitts-Tenney Quarry, Minot, Androscoggin County, Maine, USA
02709090017362926907562.jpg
Hessonite

Pitts-Tenney Quarry, Minot, Androscoggin County, Maine, USA
Locality type:Quarry
Classification
Species:Grossular
Formula:Ca3Al2(SiO4)3
Habit:Crystals to 3 inches
Colour:Orange
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Diopside8
Quartz6
Grossular4
- var Hessonite4
Meionite2
Data
Mineral Data:Click here to view Grossular data
Locality Data:Click here to view Pitts-Tenney Quarry, Minot, Androscoggin County, Maine, USA
Photo GalleryView Gallery (32 photos)
Data Identifiers
Mindat Occurrence Record ID:5848
Long-form Identifier:1:3:5848:3
GUID (UUID V4):0
Nearest other occurrences of Grossular
2.7km (1.7 miles) ⓘPulsifer Quarry & Dionne extension, West Mount Apatite Mining District, Auburn, Androscoggin County, Maine, USA
3.9km (2.4 miles) ⓘLaFlamme Quarry, Minot, Androscoggin County, Maine, USA
13.2km (8.2 miles) ⓘMount Rubellite Quarries, Mount Rubellite, Hebron, Oxford County, Maine, USA
15.2km (9.5 miles) ⓘMount Marie Quarries, Paris, Oxford County, Maine, USA
16.0km (9.9 miles) ⓘHeath Quarry, Casco, Cumberland County, Maine, USA
20.3km (12.6 miles) ⓘCamp Hinds locality, Raymond, Cumberland County, Maine, USA
37.3km (23.2 miles) ⓘDundee Falls Kyanite locality, Gorham, Cumberland County, Maine, USA
50.9km (31.6 miles) ⓘBasin Quarry, Phippsburg, Sagadahoc County, Maine, USA
51.4km (32.0 miles) ⓘRumford Falls, Rumford, Oxford County, Maine, USA
53.5km (33.2 miles) ⓘBerry Ledge, Cornish, York County, Maine, USA
References
W. B. Thompson, D. L. Joyner, R. G. Woodman, and V. T. King (2005) A Collector's Guide to Maine Mineral Localities. Maine Geological Survey Bulletin 41
 
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