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Raman Spectrum of Hypersthene (25)
Frequencies (cm-1) : 229, 336, 393, 658, 676, 945, 1003,
 (Mg,Fe)SiO 3

Sample : Anorthosite.

Location : Africa, South Africa, Bushveld Complex, Tweefontein Mine,

Silicates > Inosilicates

Pyroxene Group > Orthopyroxene Subgroup

Enstatite-Ferrosilite Series

Raman Spectrum of Hypersthene (26)
Frequencies (cm-1) : 226, 332, 387, 657, 673, 947, 1000,
 (Mg,Fe)SiO 3

Sample : Layered gabbro.

Location : Africa, South Africa, Bushveld Complex,

Silicates > Inosilicates

Pyroxene Group > Orthopyroxene Subgroup

Enstatite-Ferrosilite Series