Danburite

Overview

CaB2(SiO4)2
Fluorescence: blue under SW, blue to blue green under LW	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	2.97-3.02 g/cc
Hardness - Mohs	Danburite - 7  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	colorless, white, gray, yellow
Streak	white

Crystal Properties

Property	Value
Crystal structure	orthorhombic - dipyramidal
Cleavage	poor
Tenacity	-
Fracture	sub-conchoidal
Luster	vitreous, greasy

Similar Minerals

Dana Number : 56.03.01.01

Class: 56

Group: 56.03

Subgroup: 56.03.01 - danburite

Dana Number	Mineral Name	Formula
56.03.01.01	danburite	CaB2(SiO4)2

Nickel-Strunz Number : 09.FA.65

Group : 09

Subgroup : FA

Nickel-Strunz Number	Mineral Name	Formula
09.FA.65	danburite	CaB2(SiO4)2

Specimens

Localities

Uses