Yoshimuraite

Overview

(Ba,Sr)2(Mn,Fe)2(Ti,Fe)(Si2O7)2(PO4,SO4)(OH)
Fluorescence: none	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	4.13 g/cc
Hardness - Mohs	Yoshimuraite - 4.5  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	orange brown
Streak	-

Crystal Properties

Property	Value
Crystal structure	triclinic - prismatic
Cleavage	perfect
Tenacity	brittle
Fracture	brittle
Luster	vitreous, glassy

Similar Minerals

Dana Number : 58.02.06.01

Class: 58

Group: 58.02

Subgroup: 58.02.06 - yoshimuraite

Dana Number	Mineral Name	Formula
58.02.06.01	yoshimuraite	(Ba,Sr)2(Mn,Fe)2(Ti,Fe)(Si2O7)2(PO4,SO4)(OH)
58.02.06.04	allanite-(Nd)	(Ca,Nd)(Al2,Fe+2)(Si2O7)(SiO4)(O)(OH)

Nickel-Strunz Number : 09.BE.42

Group : 09

Subgroup : BE

Nickel-Strunz Number	Mineral Name	Formula
09.BE.42	yoshimuraite	(Ba,Sr)2(Mn,Fe)2(Ti,Fe)(Si2O7)2(PO4,SO4)(OH)

Specimens

Localities

Uses