Hydrochloroborite

Overview

Ca2B4O4(OH)7Cl·7(H2O)
Fluorescence: none	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	1.852 g/cc
Hardness - Mohs	Hydrochloroborite - 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	perfect
Tenacity	brittle
Fracture	conchoidal
Luster	vitreous, glassy

Similar Minerals

Dana Number : 26.03.04.01

Class: 26

Group: 26.03

Subgroup: 26.03.04 - hydrochlorborite

Dana Number	Mineral Name	Formula
26.03.04.01	hydrochloroborite	Ca2B4O4(OH)7Cl·7(H2O)

Nickel-Strunz Number : 06.DA.30

Group : 06

Subgroup : DA

Nickel-Strunz Number	Mineral Name	Formula
06.DA.30	hydrochloroborite	Ca2B4O4(OH)7Cl·7(H2O)

Specimens

Localities

Uses