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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Quartz from
Harrington Mine, Carmel, Penobscot County, Maine, USA


Locality type:Mine
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Harrington Mine, Carmel, Penobscot County, Maine, USA
Data Identifiers
Mindat Occurrence Record ID:43147
Long-form Identifier:1:3:43147:7
GUID (UUID V4):0
Nearest other occurrences of Quartz
1.2km (0.7 miles) ⓘCarmel Antimony Mine, Carmel, Penobscot County, Maine, USA
7.3km (4.5 miles) ⓘEtna Quarry, Etna, Penobscot County, Maine, USA
8.8km (5.5 miles) ⓘLevant Antimony Mine, Levant, Penobscot County, Maine, USA
15.8km (9.8 miles) ⓘBangor Quarry, Bangor, Penobscot County, Maine, USA
27.2km (16.9 miles) ⓘPorter Mine, Saint Albans, Somerset County, Maine, USA
30.4km (18.9 miles) ⓘPreble Hill Mine (Jones Mine), Garland, Penobscot County, Maine, USA
46.1km (28.7 miles) ⓘHighland Mine, Penobscot, Hancock County, Maine, USA
46.3km (28.8 miles) ⓘLimeburner prospect (Lymburner Prospect), Penobscot, Hancock County, Maine, USA
48.0km (29.9 miles) ⓘHercules Mine, Penobscot, Hancock County, Maine, USA
48.5km (30.1 miles) ⓘJones Mine, Brooksville, Blue Hill - Castine Mining District, Hancock County, Maine, USA
References
 
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