＜ ＜ ＜Knowledge unit of Minerals ＞ ＞ ＞
Digenite
Introduction
Physical Properties
Chemical Properties
Occurences
Notable Locality
Major Uses
Diagnostic Features

Diagnostic Features

(1)Blue to black

(2)Black streak

(3)Low hardness

(4)Blue luster often showing on polished faces.

          

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