The Mineral cervantite
Cervantite is a secondary mineral found in antimony deposits associated with Stibnite. It is usually dull and earthy, and frequently forms as a
dull, crusty yellow replacement or coating over Stibnite. Cervantite is named after Cervantes, Spain where this mineral was first described.
Yellow, beige, cream, orange, brown
Light yellow to white
4 - 5
Transparent to opaque
6.6 - 6.7
Cervantite is found in many of the important Stibnite deposits, usually associated together with the Stibnite. Other occurrences are the Clara Mine, Rankach valley, Black Forest, Germany; the Le Cetine Mine, Chiusdino, Italy; and the Wells Fargo Mine, Deer Trail, Stevens Co., Washington.
Common Mineral Associations
Stibnite, Stibiconite, Calcite, Barite, Antimony, Valentinite