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Almandine from
Case Quarries, Portland, Middlesex Co., Connecticut, USA

Mineral Species
Species:Almandine
Formula:Fe2+3Al2(SiO4)3
Description
Comments:Crystals usually very small and concentrated near border zones, but known to at least 3 cm. Not analyzed, but XRF data of many district pegmatitic garnets shows them to be mostly almandine but with a significant spessartine component.
Habit:trapezohedral
Colour:maroon
Quality of samples:not specified / average specimens
Confirmation
Validity:Believed Valid
References
References:Cameron, Eugene N., Larrabee David M., McNair, Andrew H., Page, James T., Stewart, Glenn W., and Shainin, Vincent E. (1954), Pegmatite Investigations 1942-45 New England. USGS Professional Paper 255.
Data
Mineral Data:Click here to view Almandine data
Locality Data:Click here to view Case Quarries, Portland, Middlesex Co., Connecticut, USA
Nearest other occurrences of Almandine
1.4km (0.9 miles) A Bordonaro Quarry, Portland, Middlesex Co., Connecticut, USA
1.5km (1.0 miles) B Walden Gem Quarry, Portland, Middlesex Co., Connecticut, USA
1.5km (1.0 miles) C Hale Quarry (Andrews Quarry; Glastonbury Quarry), Portland, Middlesex Co., Connecticut, USA
1.9km (1.2 miles) D Simpson Quarry (Wiarda Quarry), South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
2.1km (1.3 miles) E Hollister prospects (Hollister Quarry), South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
2.3km (1.4 miles) F Howe Quarry (Howe #1 Quarry; Huspband Quarry), South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
2.6km (1.6 miles) G Gas pipeline excavation, South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
2.7km (1.7 miles) H Pelton's Quarry, Portland, Middlesex Co., Connecticut, USA
2.7km (1.7 miles) I Husband Quarry, South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
2.8km (1.8 miles) J Howe #4 Quarry and Eureka Quarries, South Glastonbury, Glastonbury, Hartford Co., Connecticut, USA
3.7km (2.3 miles) K Schoonmaker Mine (Cramer Mine), Strickland pegmatite (Strickland-Cramer Quarry; Strickland-Cramer Mine; Strickland-Cramer Feldspar-Mica Quarries), Collins Hill, Portland, Middlesex Co., Connecticut, USA
3.8km (2.4 miles) L Strickland Quarry (Eureka Quarry), Strickland pegmatite (Strickland-Cramer Quarry; Strickland-Cramer Mine; Strickland-Cramer Feldspar-Mica Quarries), Collins Hill, Portland, Middlesex Co., Connecticut, USA
4.5km (2.8 miles) M Hale-Walker prospects, Collins Hill, Portland, Middlesex Co., Connecticut, USA
4.6km (2.9 miles) N State Forest Quarry No. 1 (State Forest #1 Quarry; Clark Hill Quarry), East Hampton (Chatham), Middlesex Co., Connecticut, USA
4.8km (3.0 miles) O Nathan Hall Quarry (Clark Hill Quarry), East Hampton (Chatham), Middlesex Co., Connecticut, USA
5.0km (3.1 miles) P Clark Hill prospect, East Hampton (Chatham), Middlesex Co., Connecticut, USA
5.8km (3.6 miles) Q Great Hill cobalt mines, Cobalt, East Hampton (Chatham), Middlesex Co., Connecticut, USA
6.1km (3.8 miles) R State Forest Quarry #2 (State Forest No. 2 Mica Mine), Cobalt, East Hampton (Chatham), Middlesex Co., Connecticut, USA
6.9km (4.3 miles) S Spinelli prospect (Spinelli quarry), Glastonbury, Hartford Co., Connecticut, USA
7.8km (4.8 miles) T Riverside Quarry (Western Quarry), White Rock District (White Rocks District), Middletown, Middlesex Co., Connecticut, USA
8.1km (5.0 miles) U White Rocks Quarry (Consolidated Quarry), White Rock District (White Rocks District), Middletown, Middlesex Co., Connecticut, USA
8.5km (5.3 miles) V Garnet prospect, Middle Haddam, East Hampton (Chatham), Middlesex Co., Connecticut, USA
8.9km (5.5 miles) W Tourmaline locality, Airline Railroad, East Hampton (Chatham), Middlesex Co., Connecticut, USA
8.9km (5.5 miles) X Unnamed SE quarry (molybdenite locality), White Rock District (White Rocks District), Middletown, Middlesex Co., Connecticut, USA
9.3km (5.8 miles) Y Linkpot cut, Airline Railroad, East Hampton (Chatham), Middlesex Co., Connecticut, USA
9.4km (5.8 miles) Z Unnamed stone quarries, Hog Hill, East Hampton (Chatham), Middlesex Co., Connecticut, USA
9.5km (5.9 miles) 0 Markham mica Quarry, Hog Hill, East Hampton (Chatham), Middlesex Co., Connecticut, USA
9.9km (6.2 miles) 1 Reeb Mica Quarry, Hog Hill, East Hampton (Chatham), Middlesex Co., Connecticut, USA
10.6km (6.6 miles) 2 Diamond Lake locality, Glastonbury, Hartford Co., Connecticut, USA
10.6km (6.6 miles) 3 Tollgate Quarry (Tollgate Mine; Bidwell Quarry; China-stone Quarry), Middletown, Middlesex Co., Connecticut, USA
11.5km (7.1 miles) 4 Worth and Selden Quarries (Victoria Quarry), East Hampton (Chatham), Middlesex Co., Connecticut, USA
12.0km (7.4 miles) 5 Hurd State Park quarries, East Hampton (Chatham), Middlesex Co., Connecticut, USA
12.0km (7.5 miles) 6 Dripps Road, Middletown, Middlesex Co., Connecticut, USA
12.4km (7.7 miles) 7 Birch Mountain Road, Glastonbury, Hartford Co., Connecticut, USA
12.7km (7.9 miles) 8 Enegren Mica Mine (Power Mica Mine), East Hampton (Chatham), Middlesex Co., Connecticut, USA
13.0km (8.1 miles) 9 Anderson No. 1 Mica Mine (Swanson Mine; Swanson Lithia Mine), East Hampton (Chatham), Middlesex Co., Connecticut, USA
Mineral and/or Locality  
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