bowenite

OBS: Antigorite à faciès compact.

OBS: A fine-grained massive variety of serpentine resembling nephrite (jade) in appearance and sometimes sold as such; hardness 5 to 5.5; specific gravity, 2.6 to 2.8; mean refractive index varies from 1.50 to 1.55. From China; New Zealand; India; and Rhode Island.
OBS: A hard, compact, greenish-white to yellowish-green mineral of the serpentine group, representing a translucent, massive, fine-grained variety of antigorite resembling nephrite jade in appearance and composed of a dense felt-like aggregate of colorless fibers, with occasional patches of magnesite, flakes of talc, and grains of chromite.