hydrozincite
noun
hy·dro·zinc·ite
| \ ˌhīdrōˈziŋˌkīt\
Definition of hydrozincite
: a mineral Zn5(OH)6(CO3)2 consisting of a basic zinc carbonate occurring as white, grayish, or yellowish masses or crusts (specific gravity 3.58–3.8)
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