rickardite

rickardite, copper telluride mineral with the formula Cu7Te5, the purple-red masses of which resemble tarnished bornite. It was discovered at Vulcan, Colo., where it is accompanied by weissite, another copper telluride (Cu2−XTe). For chemical formulas and detailed physical properties, see sulfide mineral (table).

This article was most recently revised and updated by John P. Rafferty.
Citation Information
Article Title: rickardite
Website Name: Encyclopaedia Britannica
Publisher: Encyclopaedia Britannica, Inc.
Date Published: 15 January 2018
Access Date: February 22, 2025