Talmessita Mineral Data, minerology database

Mineral Reference Lookup for Talmessita

This reference page contains mineralogic data for Talmessita and folklore and metaphysical beliefs. If the mineral is an alternate naming of a more common name, the more common mineral's data is displayed below the list of synonyms.

Minerals matching Talmessita in the database: Talmessita

Mineralogical Reference

Talmessita

Mineral	Talmessita
Synonym	Talmessite

Talmessite (synonym)

Mineral	Talmessite
Chemistry	Ca 2 Mg[AsO 4 ] 2 · 2H 2 O
Color	white colorlesstranslucent pale Green (nickelian)brownish pink (cobaltian)
Luster	Vitreous
CrystalSystem	Triclinic
Hardness	5
IMAStatus	Approved
Discovered	1960
CellParameters	a = 5.87b = 6.94c = 5.53 α=97.3°β=108.7°γ=108.1°
Ratio	a:b:c = 0.846 : 1 : 0.797
OpticalType	Biaxial (-)
RI	n α =1.672 n β =1.685 n γ =1.698
Birefringence	δ=0.026
SurfaceRelief	High
TypeLocality	Talmessi Mine ( Talmesi Mine) Anarak District Esfahan ( Isfahan; Aspadana) Province Iran
Strunz	7/C.17-50 7 : PhosphatesArsenatesVanadates C : Water-bearing phosphates without unfamiliar anions. cations of medium and small size: Be and MnFeCuZnMg 17 : Collinsite - Wendwilsonite series