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

Physical Properties

Crystal System: Hexagonal

Crystal Form: False hexagonal

Habit: Massive; granular

Hardness: 4

Cleavage/Fracture: no cleavage; sub-conchoidal to uneven

Luster: Metallic

Color: Dark blue and copper-yellow

Streak: Grayish black

Specific Gravity: 4.58-4.65

Other Characteristics:

(1) Crisp

(2) Highly conductive

(3) Magnetic

(4) Dark, brownish metallic rusty color on the surface

        

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