Dogtooth Calcite

Dogtooth CalciteA highly distinctive form of calcite consisting of sharply angled scalenohedral crystals, Dogtooth Calcite or Dogtooth spar is named for its remarkable tooth like structure. In large formations the effect is particularly pronounced. Smoky white crystals with beautiful golden amber impurities sets this large display piece apart, with extremely sharp crystals that get clearer closer to the terminations

vast shoals of freshwater fish inhabited a large shallow inland sea across the American West

textures and patterns

Amber Calcite specimens from Dachang mine in Southwestern China are known for their unique intricate crystals and exceptional deep amber color

Celestite crystals are sometime found in geodes

The unique dark sugar quartz matrix evokes interstellar scenes of distant star clusters and nebulae offsetting the brilliant shine of the calcite crystals it contains

with some internal damage causing a rattling sound

roughly 20 million years ago

sometimes in the same formations

There are 5 on this plate for reference of what they look like

see photo for small but visible crack in slab

Discovered - 2005

Chalcedony has a number of forms that are also considered gems of their own