A solid snow white mass of Hydrozincite with botyroidal habit. See handwritten tag or note with this specimen in the prov. tab. Burminco 1952: collection of Mitchell Gunnell.
Hydrozincite
Formula
Zn5(CO3)2(OH)6
Crystal System
Monoclinic
Crystal Habit
Bladed, Stalactitic, Massive - Fibrous
Cleavage
Perfect, None, None
Luster
Pearly
Color
white, yellowish white, grayish white, pinkish white, bluish white