Zýkaite

Overview

Fe+34(AsO4)3(SO4)(OH)·15(H2O)
Fluorescence: none	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	2.5 g/cc
Hardness - Mohs	Zýkaite - 2  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	white
Streak	white

Crystal Properties

Property	Value
Crystal structure	orthorhombic - unknown
Cleavage	-
Tenacity	greasy
Fracture	uneven
Luster	earthy

Similar Minerals

Dana Number : 43.05.03.02

Class: 43

Group: 43.05

Subgroup: 43.05.03 - pitticite

Dana Number	Mineral Name	Formula
43.05.03.01	pitticite	Fe+32(AsO4)(SO4)·(H2O)
43.05.03.02	zýkaite	Fe+34(AsO4)3(SO4)(OH)·15(H2O)

Nickel-Strunz Number : 08.DB.45

Group : 08

Subgroup : DB

Nickel-Strunz Number	Mineral Name	Formula
08.DB.45	zýkaite	Fe+34(AsO4)3(SO4)(OH)·15(H2O)

Specimens

Localities

Uses