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Serpentine Subgroup from
Redstone Granite Quarry (Cherenzia Quarry), Westerly, Washington Co., Rhode Island, USA

Locality type:Quarry
Species:'Serpentine Subgroup' (not an IMA approved species)
Formula:D3[Si2O5](OH)4 D = Mg, Fe, Ni, Mn, Al, Zn
Validity:Believed Valid
References:Dale, T. N. (1908). The Chief Commercial Granites of Massachusetts, New Hampshire, and Rhode Island (USGS Bulletin 354.)
Mineral Data:Click here to view Serpentine Subgroup data
Locality Data:Click here to view Redstone Granite Quarry (Cherenzia Quarry), Westerly, Washington Co., Rhode Island, USA
Nearest other occurrences of Serpentine Subgroup
38.2km (23.8 miles) Coventry, Kent Co., Rhode Island, USA
42.8km (26.6 miles) Newport, Newport Co., Rhode Island, USA
57.3km (35.6 miles) Ultramafic rock bodies, Haddam, Middlesex Co., Connecticut, USA
74.4km (46.3 miles) Iron Mine Hill quarry, Cumberland, Providence Co., Rhode Island, USA
89.0km (55.3 miles) Copper Valley Mine (Bellamy's Mine), Cheshire, New Haven Co., Connecticut, USA
89.7km (55.8 miles) East Haven, New Haven Co., Connecticut, USA
98.0km (60.9 miles) Silliman's Verd Antique Quarry, West Haven, New Haven Co., Connecticut, USA
Mineral and/or Locality  
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