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
Preble Hill Mine (Jones Mine), Garland, 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 Preble Hill Mine (Jones Mine), Garland, Penobscot County, Maine, USA
Data Identifiers
Mindat Occurrence Record ID:43167
Long-form Identifier:1:3:43167:1
GUID (UUID V4):0
Nearest other occurrences of Quartz
19.8km (12.3 miles) ⓘPorter Mine, Saint Albans, Somerset County, Maine, USA
28.9km (17.9 miles) ⓘEtna Quarry, Etna, Penobscot County, Maine, USA
30.4km (18.9 miles) ⓘHarrington Mine, Carmel, Penobscot County, Maine, USA
30.6km (19.0 miles) ⓘLevant Antimony Mine, Levant, Penobscot County, Maine, USA
30.8km (19.2 miles) ⓘCarmel Antimony Mine, Carmel, Penobscot County, Maine, USA
42.7km (26.5 miles) ⓘBangor Quarry, Bangor, Penobscot County, Maine, USA
43.4km (27.0 miles) ⓘKatahdin Iron Works Mine, Katahdin Iron Works, Piscataquis County, Maine, USA
50.9km (31.6 miles) ⓘCentral Maine Power Company Dam, Skowhegan, Somerset County, Maine, USA
56.2km (34.9 miles) ⓘRobinson Mine, Concord, Somerset County, Maine, USA
58.0km (36.0 miles) ⓘNorth Anson Gorge Falls, North Anson, Anson, Somerset County, Maine, USA
References
 
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