You Searched For: Single Crystals and Gemstones Mineral Specimens

Mineral Specimens Discover the widest selection of mineral specimens, hand-selected from around the globe for their exquisite detail and noteable features for hands-on study, research, and display. Choose individual specimens, or let us build a co...

+ward’ssciencewardsci.com800-962-2660 Diopside CaMg Si2O6 (Pyroxene Group) Crystallography: Monoclinic; 2/m. Crystals prismatic showing square or 8-sided cross section; also granular, massive. Physical Properties: Cleavage: {110}, at 87° and 93°, ...

wardsci.com 800-962-2660 Quartz (variety Smoky) Si O2 Crystallography: Hexagonal -R; 32 (low-quartz.) Hexagonal; 622 (high-quartz.) Crystals are commonly prismatic, with prism faces horizontally striated, and usually terminated by a positive and n...