Definition of Zinc bloom

Mineralogy Database
Hydrozincite

General Information:
 Chemical Formula:
Zn5(CO3)2(OH)6
 Composition:
(Molecular Weight = 549.01 gm)
Zinc 59.55 % Zn
Hydrogen 1.10 % H 
Carbon 4.38 % C 
Oxygen 34.97 % O 
 Empirical Formula:
Zn5(CO3)2(OH)6
 Environment:
Secondary mineral in the oxidized portions of zinc deposits.
 IMA Status:
Accepted IMA 1980
 Locality:
Bleiberg, in Carinthia, Austra.
 Name Origin:
Named after its chemical composition.
Physical Properties:
 Cleavage:
[100] Perfect
 Color:
white, yellowish white, grayish white, pinkish white, or bluish white.
 Density:
3.2 - 3.8, Average = 3.5
 Diaphaniety:
Transparent
 Habits:
Bladed - Aggregates of thin lath-like crystals (e.g. kyanite)., Stalactitic - Shaped like pendant columns as stalactites or stalagmites (e.g. calcite)., Massive - Fibrous - Distinctly fibrous fine-grained forms.
 Hardness:
2-2.5 - Gypsum-Finger Nail
 Luminescence:
None.
 Luster:
Pearly
 Streak:
white
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Zinc bloom definition was found in categories: Language, Idioms & Slang(1)  Encyclopedia(1)  

Zinc bloom Definition from Language, Idioms & Slang Dictionaries & Glossaries

hEnglish - advanced version
zinc bloom
zinc bloom
[cf. g. zinkblumen flowers of zinc, oxide of zinc] (min.), hydrous carbonate of zinc, usually occurring in white earthy incrustations; -- called also hydrozincite...
see zinc


Zinc bloom Definition from Encyclopedia Dictionaries & Glossaries

Wikipedia English - The Free Encyclopedia
Hydrozincite
Hydrozincite, also known as zinc bloom, is a white carbonate mineral consisting of Zn5(CO3)2(OH)6. It is usually found in massive rather than crystalline form.

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