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
Twin Pits Quarry, Cathance River Nature Preserve, Topsham, Sagadahoc County, Maine, USA


Locality type:Quarry
Classification
Species:Quartz
Formula:SiO2
Comments:Outstanding transparent quartz crystals to 12 cm long with deep horizontal striations have been found here.
Quality for species:Good crystals or rich for species - important (!)
Abundance at site:Rare
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Twin Pits Quarry, Cathance River Nature Preserve, Topsham, Sagadahoc County, Maine, USA
Data Identifiers
Mindat Occurrence Record ID:36341
Long-form Identifier:1:3:36341:3
GUID (UUID V4):0
Nearest other occurrences of Quartz
0.1km (0.1 miles) ⓘSwamp #1 Quarry, Cathance River Nature Preserve, Topsham, Sagadahoc County, Maine, USA
0.2km (0.1 miles) ⓘSwamp #2 quarry, Cathance River Nature Preserve, Topsham, Sagadahoc County, Maine, USA
0.4km (0.2 miles) ⓘWilliam Willes #3 Quarry, Highland Green, Topsham, Sagadahoc County, Maine, USA
0.5km (0.3 miles) ⓘConsolidated #2 Quarry (Purington Quarry), Highland Green, Topsham, Sagadahoc County, Maine, USA
0.5km (0.3 miles) ⓘConsolidated #1 Quarry, Highland Green, Topsham, Sagadahoc County, Maine, USA
0.6km (0.4 miles) ⓘLeavitt Prospect, Highland Green, Topsham, Sagadahoc County, Maine, USA
1.0km (0.6 miles) ⓘFisher Quarry, Topsham, Sagadahoc County, Maine, USA
1.1km (0.7 miles) ⓘMallet Quarry, Topsham, Sagadahoc County, Maine, USA
1.3km (0.8 miles) ⓘStaples Quarry, Topsham, Sagadahoc County, Maine, USA
1.3km (0.8 miles) ⓘMount Ararat Quarries, Topsham, Sagadahoc County, Maine, USA
References
Edith Trebilcock
 
and/or  
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