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Calcite from
Old Mine Plaza construction site, Long Hill, Trumbull, Fairfield County, Connecticut, USA


Locality type:Construction Site
Classification
Species:Calcite
Formula:CaCO3
Comments:Many occurrences - as massive vein filling with green fluorite, clinchlore, gypsum, sulfides, beryl, phlogopite; as discrete crystals (red-orange-fluorescing) that look like little trigonal discs piled in fractures in amphibolite with pyrite and purple fluorite; as dogteeth filling little pockets in brecciated marble - these are creamy colored and fluoresce pink. Short hexagonal prisms to 1.7 cm. Very rarely found as pinkish botryoidal to 8 mm from a calcite vein associated with pyrite. Salmon-colored massive is uncommon.
Habit:hexagonal prisms, trigonal tabular overgrown around a tiny central rhomb, scalenohedral, botryoidal
Colour:white to creamy. pink to salmon
Luminescent properties:orange-red, pink
Quality for species:Good crystals or rich for species - important (!)
Abundance at site:Very common
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Fluorite50
Grossular22
Quartz20
Beryl19
Pyrite17
Marialite14
Diopside13
Phlogopite12
Pyrrhotite5
Magnesio-hornblende4
Clinozoisite3
Albite3
Epidote2
Gypsum2
Actinolite2
Clinochlore1
Aragonite1
Scheelite1
Ilmenite1
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Old Mine Plaza construction site, Long Hill, Trumbull, Fairfield County, Connecticut, USA
Photo GalleryView Gallery (35 photos)
Data Identifiers
Mindat Occurrence Record ID:347326
Long-form Identifier:1:3:347326:9
GUID (UUID V4):0
Nearest other occurrences of Calcite
0.4km (0.2 miles) Old Mine Park (Old Tungsten Mine), Long Hill, Trumbull, Fairfield County, Connecticut, USA
0.6km (0.4 miles) Corporate Drive, Long Hill, Trumbull, Fairfield County, Connecticut, USA
4.0km (2.5 miles) State Route 25 road cuts, Trumbull, Fairfield County, Connecticut, USA
6.2km (3.8 miles) Lane's Copper Mine (Fan Hill Road), Monroe, Fairfield County, Connecticut, USA
7.3km (4.5 miles) New England Materials quarry, Monroe, Fairfield County, Connecticut, USA
11.1km (6.9 miles) Little Laurel Lime Park, Seymour, New Haven County, Connecticut, USA
11.8km (7.3 miles) Lord Chamberlain Nursing and Rehabilitation Center (7003 Main Street; 7003 State Route 110), Stratford, Fairfield County, Connecticut, USA
12.8km (7.9 miles) Stevenson Mine (Burke's Copper Mine), Oxford, New Haven County, Connecticut, USA
14.9km (9.3 miles) Interstate 84 road cuts (Route 6A bypass), Newtown, Fairfield County, Connecticut, USA
16.1km (10.0 miles) Sandy Hook gold mine (Blackwell's mine), Sandy Hook, Newtown, Fairfield County, Connecticut, USA
References
 
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