Teruggite

Overview

Ca4MgAs2B12O22(OH)12·12(H2O)
Fluorescence: none	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	2.149 g/cc
Hardness - Mohs	Teruggite - 2.5  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	colorless
Streak	white

Crystal Properties

Property	Value
Crystal structure	monoclinic - prismatic
Cleavage	good
Tenacity	brittle
Fracture	-
Luster	vitreous, glassy

Similar Minerals

Dana Number : 27.01.06.01

Class: 27

Group: 27.01

Subgroup: 27.01.06 - teruggite

Dana Number	Mineral Name	Formula
27.01.06.01	teruggite	Ca4MgAs2B12O22(OH)12·12(H2O)

Nickel-Strunz Number : 06.FA.25

Group : 06

Subgroup : FA

Nickel-Strunz Number	Mineral Name	Formula
06.FA.25	teruggite	Ca4MgAs2B12O22(OH)12·12(H2O)

Specimens

Localities

Uses