|Mineral class||Carbonates : Cerussite - malachite - hydrozinkite group|
|Habitus||As tabular or short prismatic crystals or as radiating aggregates. Also forming massive and earthy crusts|
|Cleavage||Perfect, fracture conchoidal.|
|Color||Blue, from deep blue crystals to somewhat lighter crusts.|
|Luster||Vitreous to dull.|
|Description|| This mineral is one of the first sources of
copper ore, mined together with malachite for about 8000 years ago in
Heated in a fire it produces metallic copper.
|Occurance||Forms as a secondary mineral in the oxidizing zone of copper deposits.|
|Associates||Malachite, various copper sulphides.|
|Notes|| Soluble in hydrocloric acid forming bubbles.|
Fuses easily while turning black.
|Locations|| Relatively common in Sweden in sulphide mines. |
| To carbonates index.
|| Mineral group index.
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