Talc

Steven Dutch, Natural and Applied Sciences, University of Wisconsin - Green Bay
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TALC.GIF (15806 bytes)


Plane-Polarized Light

Crossed Polarizers


Below is a mass of chlorite and talc. The talc is visible in plane polarized light by a slight color difference, perhaps due to a tiny amount of iron.

TALC-P1.JPG (52937 bytes)

In crossed polars the chlorite has very low interference colors while the talc has bright second order colors.

TALC-X1.JPG (86702 bytes)


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Created 16 December 1999, Last Update 14 Dec 2009

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