Steven Dutch, Professor Emeritus, Natural and Applied Sciences, Universityof Wisconsin - Green Bay

Plane-Polarized Light

The rounded grains with good cleavage in the plane-polarized view below are diopside.The surrounding material is mostly calcite. The diopside has high relief because itsrefractive index is strongly different from the calcite.

DIOPS-P1.jpg (62891 bytes)

Crossed Polarizers

Same field in crossed polarizers. The bright interference colors are typical, as is theoccurrence. Diopside is a common mineral in calc-silicate marbles.

DIOPS-X1.jpg (74363 bytes)

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Created 10 Oct 1997, Last Update 16 December 1999