Crystals

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General Information

Copper Chloride

Copper chloride can be made from copper sulfate and sodium chloride.[1]

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Production Methods

Copper chloride crystals can be made from a solution by evaporating it or from a supersaturated solution by cooling it down gradually.

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Chemical & Physical Information

Trivial nameCopper chloride
Chemical nameCopper(II) chloride, dihydrate
Other namesKoper chloride (NL,BE)
Type of chemicalIonic compound (salt)
Chemical formulaCuCl2, 2H2O
CAS number7447-39-4 (anhydrous), 10125-13-0 (dihydrate)
Crystal systemHexagonal
Bravais latticeClose-packed (HCP)
Coordination geometryOctahedral
Hardness (Mohs)?
Young's modulus?
ColourBrown (anhydrous), green (dihydrate)
LusterVitreous
StreakBrown (anhydrous), green (dihydrate)
OpacityTranslucent to transparent
Safety summaryToxic, harmfull, very corrosive, very poluting.
Safety dataMSDS (anhydrous) - MSDS (dihydrate)
Production methodSolution vaporization, supersaturated solution cooling.
StorageDry, not in a metal container.
ExtraHygroscopic
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Photos

Copper Chloride

(1 cm)

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Sources

[1] Wikipedia

[2] Specimen from my personal collection, photo taken by me.