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Schorl from
Nathan Hall Quarry (Clark Hill Quarry), East Hampton (Chatham), Middlesex Co., Connecticut, USA

Mineral Species
Species:Schorl
Formula:Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
Description
Comments:generally anhedral to subhedral, crystals crumble readily. Euhedral crystals pseudomorphed by fine-grained muscovite are common.
Habit:elongated prisms with shallow rhombohedral terminations
Colour:black
Quality for species:Poor for species, only of interest for locality collectors. (#)
Abundance at site:Common
Confirmation
Validity:Believed Valid
References
References:LMSCC Newsletter, Sept. 2005
Harold Moritz collection 1991-2009
Associated Minerals Based on Photo Data:
Muscovite9 photos of Schorl associated with Muscovite at this locality.
Quartz1 photo of Schorl associated with Quartz at this locality.
Feldspar Group1 photo of Schorl associated with Feldspar Group at this locality.
Mica Group1 photo of Schorl associated with Mica Group at this locality.
Annite1 photo of Schorl associated with Annite at this locality.
Beryl1 photo of Schorl associated with Beryl at this locality.
Data
Mineral Data:Click here to view Schorl data
Locality Data:Click here to view Nathan Hall Quarry (Clark Hill Quarry), East Hampton (Chatham), Middlesex Co., Connecticut, USA
Nearest other occurrences of Schorl
0.2km (0.1 miles) A State Forest Quarry No. 1 (State Forest #1 Quarry; Clark Hill Quarry), East Hampton (Chatham), Middlesex Co., Connecticut, USA
2.4km (1.5 miles) B State Forest Quarry #2 (State Forest No. 2 Mica Mine), Cobalt, East Hampton (Chatham), Middlesex Co., Connecticut, USA
3.0km (1.9 miles) C Great Hill Pond Brook pegmatite, Cobalt, East Hampton (Chatham), Middlesex Co., Connecticut, USA
3.2km (2.0 miles) D Pelton's Quarry, Portland, Middlesex Co., Connecticut, USA
4.1km (2.5 miles) E Bishop Hill Schorl Locality, East Hampton (Chatham), Middlesex Co., Connecticut, USA
4.1km (2.6 miles) F Hale-Walker prospects, Collins Hill, Portland, Middlesex Co., Connecticut, USA
4.3km (2.7 miles) G 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) H Schoonmaker Mine (Cramer Mine), Strickland pegmatite (Strickland-Cramer Quarry; Strickland-Cramer Mine; Strickland-Cramer Feldspar-Mica Quarries), Collins Hill, Portland, Middlesex Co., Connecticut, USA
4.5km (2.8 miles) I Unnamed building stone quarry, Collins Hill, Portland, Middlesex Co., Connecticut, USA
4.8km (3.0 miles) J Case Quarries, Portland, Middlesex Co., Connecticut, USA
5.1km (3.1 miles) K Unnamed stone quarries, Hog Hill, East Hampton (Chatham), Middlesex Co., Connecticut, USA
5.3km (3.3 miles) L Markham mica Quarry, Hog Hill, East Hampton (Chatham), Middlesex Co., Connecticut, USA
5.4km (3.4 miles) M Walden Gem Quarry, Portland, Middlesex Co., Connecticut, USA
5.6km (3.5 miles) N Bordonaro Quarry, Portland, Middlesex Co., Connecticut, USA
5.8km (3.6 miles) O Reeb Mica Quarry, Hog Hill, East Hampton (Chatham), Middlesex Co., Connecticut, USA
5.8km (3.6 miles) P Gotta-Wannerstrom Quarry, Portland, Middlesex Co., Connecticut, USA
6.2km (3.8 miles) Q Hale Quarry (Andrews Quarry; Glastonbury Quarry), Portland, Middlesex Co., Connecticut, USA
6.5km (4.0 miles) R Andrews Quarry (old Hale Quarry; Grandfather Andrews Quarry), Portland, Middlesex Co., Connecticut, USA
6.6km (4.1 miles) S Riverside Quarry (Western Quarry), White Rock District (White Rocks District), Middletown, Middlesex Co., Connecticut, USA
6.7km (4.2 miles) T White Rocks Quarry (Consolidated Quarry), White Rock District (White Rocks District), Middletown, Middlesex Co., Connecticut, USA
6.7km (4.2 miles) U Simpson Quarry (Wiarda Quarry), South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
6.8km (4.2 miles) V The Feldspar Corp. Quarry, White Rock District (White Rocks District), Middletown, Middlesex Co., Connecticut, USA
6.8km (4.2 miles) W Hollister prospects (Hollister Quarry), South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
7.1km (4.4 miles) X Howe Quarry (Howe #1 Quarry; Huspband Quarry), South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
7.2km (4.4 miles) Y Eureka Quarry, East Hampton (Chatham), Middlesex Co., Connecticut, USA
7.5km (4.6 miles) Z Husband Quarry, South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
7.8km (4.8 miles) 0 Chamberlain Lane, South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
8.0km (5.0 miles) 1 Hurd State Park quarries, East Hampton (Chatham), Middlesex Co., Connecticut, USA
8.3km (5.2 miles) 2 Enegren Mica Mine (Power Mica Mine), East Hampton (Chatham), Middlesex Co., Connecticut, USA
8.7km (5.4 miles) 3 Anderson No. 1 Mica Mine (Swanson Mine; Swanson Lithia Mine), East Hampton (Chatham), Middlesex Co., Connecticut, USA
8.8km (5.5 miles) 4 Anderson No. 2 Mica Mine, East Hampton (Chatham), Middlesex Co., Connecticut, USA
8.9km (5.6 miles) 5 Slocum prospect, East Hampton (Chatham), Middlesex Co., Connecticut, USA
9.0km (5.6 miles) 6 Tollgate Quarry (Tollgate Mine; Bidwell Quarry; China-stone Quarry), Middletown, Middlesex Co., Connecticut, USA
9.7km (6.0 miles) 7 Rock Landing Quarry (Capt. Rohrback Quarry), Haddam Neck, Haddam, Middlesex Co., Connecticut, USA
10.0km (6.2 miles) 8 Spinelli prospect (Spinelli quarry), Glastonbury, Hartford Co., Connecticut, USA
10.5km (6.5 miles) 9 Feldspar quarry, Haddam Neck, Haddam, Middlesex Co., Connecticut, USA
Mineral and/or Locality  
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