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Optical Data of Hypersthene

Type:
Biaxial (-)
RI values:
nα = 1.669 - 1.755 nβ = 1.674 - 1.763 nγ = 1.680 - 1.773
2V:
Measured: 70° to 90°, Calculated: 86°
Max Birefringence:
δ = 0.011 - 0.018
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
High
Dispersion:
weak

Chemical Properties of Hypersthene

Formula:
(Mg,Fe)SiO3
Essential elements:
All elements listed in formula:

Other Names for Hypersthene

Name in Other Languages:

Other Information

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Hypersthene

Reference List:
Klaproth, M.H. (1810): Chemische Untersuchung des Hypersthens, Beiträge zur chemischen Kenntniss der Mineralkörper, Fünfter Band, Rottmann Berlin, 37-40

Mineralogical Magazine 52 (1988), 535.

Internet Links for Hypersthene

Localities for Hypersthene

map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
Mineral and/or Locality  
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