Datolite Hampden Quarry, Westfield, Hampden County, ...
Description: Datolite Hampden Quarry, Westfield, Hampden County, Massachusetts, USA Mined about 1961 Former Scott J. Williams - Former Folch Collection Specimen size: 4.4 3.8 3.6 cm. Main crystal size: 3.7 2 cm. Photo: Reference Specimens