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Photographic gallery.  Thousands of particles under the microscope.
Magnetite Crystal

Magnetite Crystal

This is a collection of rounded magnetite crystals from the shore of lake Tahoe.

Reflected Light


Magnetite is Fe3O4 and is cubic in crystal habit all though octahedral {111} parting may be evident.

Significance in the Environment:

Characteristic Features:

Associated Particles:


Deer, W. A., R. A. Howie, and J. Zussman, AN INTRODCUTION TO THE ROCK-FORMING MINERALS, ISBN 0-582-30094-0, pp. 558, 562-564, 1992.