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Quartz from
Devil's Rock Quarry, Gloucester, Essex Co., Massachusetts, USA

Description
Quality of samples:	not specified / average specimens
Confirmation
Validity:	Believed Valid
References
References:	Dale, Thomas Nelson (1908): The Chief Commercial Granites of MA, NH, and RI (USGS Bulletin 354).
Data
Mineral Data:	Click here to view Quartz data
Locality Data:	Click here to view Devil's Rock Quarry, Gloucester, Essex Co., Massachusetts, USA

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