74 



NEW YORK STATE MUSEUM 



ROCKLAND 



DESCRIPTION 



Orangetown (continued) 



Piermont, excavations for the Erie 



R. R. (continued) 



thomsonite. 

 chabazite. . 



calcite 



tourmalin.. 



in minute crystals.. 



Stony Point 



219 Dunderberg mine n. side Dunderb'g mt;magnetite 



lean ore. . 



220 Stony Point, north shore. . 



221 Tomkins Cove. 



222 2*m. n.w. Grassy Point. 



zoisite. . . . 

 pyroxene . 



green augite. 



amphibole 



titanite 



pyrite 



chrysolite 



garnet 



staurolite 



calcite 



barite 



amphibole 



orthoclase 



epidote 



hornblende, light green . 

 small crystals 



minute crystals 



white and yellowish crystals 



minute tabular crystals 



radiated and interlaced actinolite. . 



minute crystals 



small granular masses 



ST L.A WRENCE 



