Carbonate Minerals

Steven Dutch, Natural and Applied Sciences, University of Wisconsin - Green Bay
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Plane-Polarized Light

Crossed Polarizers

Calcite in plane polarized light.

CALCITPI.JPG (53581 bytes)

In crossed polarizers, the interference colors are extremely high order and twin lamellae are common.

CALCITX2.JPG (74649 bytes)

The specimen below, seen in crossed polarizers, shows iridescent twin lamellae.

CALCITX1.JPG (75498 bytes)

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Created 22 Sept 1997, Last Update 14 Dec 2009

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