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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Malachite from
Cohasset, Norfolk County, Massachusetts, USA


Locality type:Town
Classification
Species:Malachite
Formula:Cu2(CO3)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Malachite data
Locality Data:Click here to view Cohasset, Norfolk County, Massachusetts, USA
Data Identifiers
Mindat Occurrence Record ID:128591
Long-form Identifier:1:3:128591:8
GUID (UUID V4):0
Nearest other occurrences of Malachite
29.3km (18.2 miles) ⓘWest Roxbury Crushed Stone Quarry (West Roxbury Trap Rock Co. Quarry; Grove St. Quarry), West Roxbury, Boston, Suffolk County, Massachusetts, USA
30.3km (18.8 miles) ⓘWarren Street Quarry (Beatty's Ledge), Allston-Brighton, Boston, Suffolk County, Massachusetts, USA
30.5km (18.9 miles) ⓘHammond St. Quarry, Brookline, Norfolk County, Massachusetts, USA
30.8km (19.1 miles) ⓘAllston-Brighton, Boston, Suffolk County, Massachusetts, USA
36.0km (22.4 miles) ⓘRoute 9 road cut, Wellesley, Norfolk County, Massachusetts, USA
37.5km (23.3 miles) ⓘBlueberry Mountain Quarry (Blueberry Hill), Woburn, Middlesex County, Massachusetts, USA
42.0km (26.1 miles) ⓘNorth Woburn, Woburn, Middlesex County, Massachusetts, USA
43.4km (27.0 miles) ⓘGovernor Endicott mine (Towne's Copper Mine), Topsfield, Essex County, Massachusetts, USA
50.6km (31.5 miles) ⓘLorusso Wrentham Quarry, Wrentham, Norfolk County, Massachusetts, USA
55.4km (34.4 miles) ⓘAggregate Industries Quarry (Bayer-Mingolla Quarry; Trimount Quarry), Ashland, Middlesex County, Massachusetts, USA
References
Gleba, Peter P. (2008) Massachusetts Mineral and Fossil Localities. Kreueger Enterprises, Inc.
 
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