Strickland Quarry, Strickland pegmatite, Collins Hill, Portland, Middlesex County, Connecticut, USA | β Anatase, β Anorthite, β Arsenopyrite, β Augelite, β Augite, β Bavenite, β Bityite, β Brazilianite, β Calcite, β Cassiterite, β Eosphorite, β Eucryptite, β Fairfieldite, β Fassaite, β Gahnite, β Galena, β Gehlenite, β Goslarite, β Groutite, β Hureaulite, β Hydroxylapatite, β Lacroixite, β Larnite, β LΓΆllingite, β Masutomilite, β Microlite Group, β Mitridatite, β Molybdenite, β Monazite-(Ce), β Montebrasite, β Morinite, β Natromontebrasite, β Parsonsite, β Petalite, β Phlogopite, β Planerite, β Purpurite, β Pyrite, β Pyrochlore Group, β Reddingite, β Rhodochrosite, β Rutile, β Scheelite, β Sicklerite, β Spurrite, β Stewartite, β Titanite, β Topaz, β Triplite, β Vesuvianite, β Wardite, β Wollastonite, β Xenotime-(Y), β Zinnwaldite, β Zircon, β Zoisite |