Definify.com

Webster 1913 Edition

Noun.

[So named after Count Kaspar

Sternberg

of Prague.]

(Min.)

A sulphide of silver and iron, occurring in soft flexible laminae varying in color from brown to black.

sternbergite

(mineralogy) An orthorhombic-dipyramidal light brown mineral containing iron, silver, and sulfur.

sternbergite Barthelmy, David (accessed 29 August 2016) Webmineral Mineralogy Database