Hopper crystal

From Conservapedia
(Redirected from Hopper Crystal)
Jump to: navigation, search
A hopper crystal of metallic bismuth

A Hopper crystal is one with faces that are hollowed as in the "stepped" faces of some halite crystals.

Sources

  • Pellant, Chris. The Complete Book of Rocks and Minerals, Dorling Kindersley Inc.: New York (1995), p. 251