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Rock Crystal from
Schoonmaker Mine (Cramer Mine), Strickland pegmatite (Strickland-Cramer Quarry; Strickland-Cramer Mine; Strickland-Cramer Feldspar-Mica Quarries), Collins Hill, Portland, Middlesex Co., Connecticut, USA

Description
Quality of samples:not specified / average specimens
Confirmation
Validity:Believed Valid
References
References:Rocks & Min.: 12: 141-143.
Data
Mineral Data:Click here to view Rock Crystal data
Locality Data:Click here to view Schoonmaker Mine (Cramer Mine), Strickland pegmatite (Strickland-Cramer Quarry; Strickland-Cramer Mine; Strickland-Cramer Feldspar-Mica Quarries), Collins Hill, Portland, Middlesex Co., Connecticut, USA
Nearest other occurrences of Rock Crystal
0.1km (0.1 miles) Strickland Quarry (Eureka Quarry), Strickland pegmatite (Strickland-Cramer Quarry; Strickland-Cramer Mine; Strickland-Cramer Feldspar-Mica Quarries), Collins Hill, Portland, Middlesex Co., Connecticut, USA
4.3km (2.7 miles) State Farm Quarry (Road Metal Quarry), Middletown, Middlesex Co., Connecticut, USA
86.1km (53.5 miles) Burrillville, Providence Co., Rhode Island, USA
97.8km (60.8 miles) Baylis Quarry (Bayliss Quarry), Bedford, Westchester Co., New York, USA
97.8km (60.8 miles) Bedford, Westchester Co., New York, USA
107.9km (67.1 miles) Diamond Hill, Cumberland, Providence Co., Rhode Island, USA
115.9km (72.0 miles) White Plains, Westchester Co., New York, USA
137.9km (85.7 miles) Inwood Valley (Inwood), Manhattan Island, Manhattan (New York Co.), New York City, New York, USA
141.0km (87.6 miles) Newton, Middlesex Co., Massachusetts, USA
145.2km (90.2 miles) Holbrook, Norfolk Co., Massachusetts, USA
145.4km (90.4 miles) New York - Susquehanna & Western Railroad tunnel, Edgewater, Bergen Co., New Jersey, USA
146.1km (90.8 miles) Warren Street Quarry, Allston-Brighton, Boston, Suffolk Co., Massachusetts, USA
150.5km (93.5 miles) New York - West Shore & Buffalo RR tunnel, Weehawken, Bergen Hill, Hudson Co., New Jersey, USA
150.9km (93.8 miles) Prospect Park Quarry (Sowerbutt Quarry; Vandermade Quarry; Warren Brothers Quarry), Prospect Park, Passaic Co., New Jersey, USA
152.7km (94.9 miles) Westmoreland, Cheshire Co., New Hampshire, USA
152.8km (94.9 miles) Braen Quarry (Braen Stone Industry Quarry; Sam Braen Quarry), Haledon, Passaic Co., New Jersey, USA
153.2km (95.2 miles) Stoddard Mine, Westmoreland, Cheshire Co., New Hampshire, USA
154.7km (96.1 miles) Upper New Street Quarry (Burger's Quarry), Paterson, Passaic Co., New Jersey, USA
157.1km (97.6 miles) Francisco Brothers Quarry (Francisco Quarry), Great Notch, Little Falls Township, Passaic Co., New Jersey, USA
158.4km (98.4 miles) Milford, Hillsborough Co., New Hampshire, USA
158.8km (98.7 miles) McDowell's Quarry (Osborne and Marsellis Quarry), Upper Montclair, Montclair Township, Essex Co., New Jersey, USA
166.3km (103.4 miles) Nahant, Essex Co., Massachusetts, USA
168.0km (104.4 miles) Andover, Essex Co., Massachusetts, USA
173.8km (108.0 miles) Beach Glen Mines (Beach Glenn Mine), Hibernia, Rockaway Township, Morris Co., New Jersey, USA
174.6km (108.5 miles) Bedford, Hillsborough Co., New Hampshire, USA
189.0km (117.4 miles) Stirling Brook ("Carnelian Creek"), Warren Township, Somerset Co., New Jersey, USA
192.4km (119.6 miles) Gailor Quarry, Saratoga Springs, Saratoga Co., New York, USA
199.8km (124.2 miles) Chimney Rock Quarry (Houdaille Industries Quarry; The Bound Brook Quarry; Stavola Industries Quarry), Bridgewater Township, Somerset Co., New Jersey, USA
201.0km (124.9 miles) Rockport, Essex Co., Massachusetts, USA
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