Hydrozincite
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Description
A mineral composed of basic Zinc carbonate. Hydrozincite deposits are found in Missouri, Pennsylvania, Utah, California, Nevada and Europe. It is a grayish -white ore that fluoresces in ultraviolet light. Basic zinc carbonate also occurs as zinc bloom, a tarnish that forms on metallic zinc in moist air.
Synonyms and Related Terms
zinc bloom
Physical and Chemical Properties
| Composition | Zn5(CO3)2(OH)6 |
|---|---|
| Mohs Hardness | 2.0 - 2.5 |
| Density | 3.5-4.0 g/ml |
Resources and Citations
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997