Carbonate Minerals

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

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 twinlamellae 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 31 May 2020