Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Zircon from
Rock Landing Quarry (Capt. Rohrback Quarry), Haddam Neck, Haddam, Middlesex County, Connecticut, USA


Locality type:Quarry
Classification
Species:Zircon
Formula:Zr(SiO4)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Zircon data
Locality Data:Click here to view Rock Landing Quarry (Capt. Rohrback Quarry), Haddam Neck, Haddam, Middlesex County, Connecticut, USA
Data Identifiers
Mindat Occurrence Record ID:153182
Long-form Identifier:1:3:153182:4
GUID (UUID V4):0
Nearest other occurrences of Zircon
0.9km (0.6 miles) ⓘAnderson No. 1 Mica Mine, East Hampton, Middlesex County, Connecticut, USA
2.5km (1.5 miles) ⓘWorth and Selden Quarries (Victoria Quarry), East Hampton, Middlesex County, Connecticut, USA
2.8km (1.7 miles) ⓘChrysoberyl locality, Haddam, Middlesex County, Connecticut, USA
5.1km (3.1 miles) ⓘSlocum prospect, East Hampton, Middlesex County, Connecticut, USA
5.7km (3.5 miles) ⓘCivilian Conservation Corps prospect (CCC prospect; Cook columbite prospect), Haddam, Middlesex County, Connecticut, USA
6.2km (3.9 miles) ⓘHewitt Gem Quarry (Herb's Gem Quarry; Sawmill Quarry), Haddam, Middlesex County, Connecticut, USA
6.9km (4.3 miles) ⓘVespa stone quarry, East Hampton, Middlesex County, Connecticut, USA
7.1km (4.4 miles) ⓘArnold Quarry, Haddam, Middlesex County, Connecticut, USA
7.7km (4.8 miles) ⓘJohn Salak Quarry, Haddam, Middlesex County, Connecticut, USA
7.8km (4.9 miles) ⓘTollgate Quarry (Tollgate Mine; Bidwell Quarry; China-stone Quarry), Middletown, Middlesex County, Connecticut, USA
References
Ralph Lieser of Pappy’s Beryl Shop, East Hampton
and Howard Pate of Fluorescent House, Branford, Connecticut.
Schooner, Richard. (1958): The Mineralogy of the Portland-East Hampton-Middletown-Haddam Area in Connecticut (With a few notes on Glastonbury and Marlborough). Published by Richard Schooner
 
and/or  
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