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
Croydon Mine, Croydon, Sullivan County, New Hampshire, 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 Croydon Mine, Croydon, Sullivan County, New Hampshire, USA
Data Identifiers
Mindat Occurrence Record ID:52270
Long-form Identifier:1:3:52270:6
GUID (UUID V4):0
Nearest other occurrences of Quartz
4.8km (3.0 miles) ⓘGreen Mountain, Claremont, Sullivan County, New Hampshire, USA
6.9km (4.3 miles) ⓘGeorge Frank Smith Quarry, Newport, Sullivan County, New Hampshire, USA
7.0km (4.4 miles) ⓘChandlers Mill Quarry, Newport, Sullivan County, New Hampshire, USA
9.8km (6.1 miles) ⓘSargent Mine, Claremont, Sullivan County, New Hampshire, USA
14.0km (8.7 miles) ⓘGraniteworks Quarry, Sunapee, Sullivan County, New Hampshire, USA
17.0km (10.6 miles) ⓘAscutney Mountain complex, Windsor County, Vermont, USA
18.2km (11.3 miles) ⓘPerry Mountain locality, Charlestown, Sullivan County, New Hampshire, USA
18.6km (11.6 miles) ⓘSkitchewaug Trail quarry, Springfield, Windsor County, Vermont, USA
19.6km (12.2 miles) ⓘGeorge Hill, Springfield, Sullivan County, New Hampshire, USA
22.0km (13.7 miles) ⓘPine Hill Quarry, Weathersfield, Windsor County, Vermont, USA
References
 
and/or  
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