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Adularia from
State Route 9 - Ellis Street and State Route 72 interchanges (State Route 72 roadcut), New Britain, Hartford Co., Connecticut, USA

Classification
Species:K Feldspar var: Adularia
Formula:KAlSi3O8
Comments:Found in basalt cavities usually on top of datolite or prehnite indicating late crystallization.
Habit:"cauliflower-like" aggregates
Colour:Peach to tan
Quality for species:Good crystals or rich for species - important (!)
Abundance at site:Rare
Confirmation
Validity:Believed Valid
References
References:Miller, F. W. (circa 1986), Hydrothermal Quartz and Barite Veins in the Basalt of New Britain, Connecticut. Harvard University Mineralogical Museum Association.
Data
Mineral Data:Click here to view Adularia data
Locality Data:Click here to view State Route 9 - Ellis Street and State Route 72 interchanges (State Route 72 roadcut), New Britain, Hartford Co., Connecticut, USA
Nearest other occurrences of Adularia
16.4km (10.2 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
17.1km (10.6 miles) Taine Mountain, Burlington, Hartford Co., Connecticut, USA
22.5km (14.0 miles) State Route 2 roadcut, Marlborough, Hartford Co., Connecticut, USA
24.4km (15.2 miles) "Foothold Cleft", Airline Railroad, East Hampton (Chatham), Middlesex Co., Connecticut, USA
30.8km (19.1 miles) State Route 8 and State Route 118 interchange, Harwinton, Litchfield Co., Connecticut, USA
31.2km (19.4 miles) Hewitt Gem Quarry (Herb's Gem Quarry; Sawmill Quarry), Haddam, Middlesex Co., Connecticut, USA
36.6km (22.7 miles) Barrett Brothers Quarry (D and J Quarry), Beacon Falls, New Haven Co., Connecticut, USA
38.7km (24.0 miles) Nonnewaug River Industrial Park, Woodbury, Litchfield Co., Connecticut, USA
45.7km (28.4 miles) Derby, New Haven Co., Connecticut, USA
52.9km (32.9 miles) Lord Chamberlain Nursing and Rehabilitation Center (7003 Main Street; 7003 State Route 110), Stratford, Fairfield County, Connecticut, USA
 
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