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Dominant species
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Zinc-melanterite
Chemical
Formula
Zn,Cu,FeSO4·7H2O
Species
Sulfates
Crystal
System
Monoclinic
Mohs
Scale
2
Color
Pale greenish-blue, yellow-green, apple-green; very pale blue-green in transmitted light
Streak
White
Luster
Vitreous
Refractive
Index
n = 1.477 - 1.479 n = 1.483 - 1.487 n = 1.488 - 1.489
Crystal Habit:Massive, columnar. Comprised of microscopic rod-like crystals.
 Three oblique system. Fine plate crystal. Yellow green. Transparent to translucent. Vitreous luster. Streaks of gray. Hardness of about 2, the density of 2.181 g / cm ^3.

 
Produced in the oxidation zone of lead zinc ore, and leaf green vitriol, iron vitriol coquimbite, grain, copperas, symbiosis.
 
Is a Chinese scholar in 1964 new minerals discovered.

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