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Arizona Petrified Wood

$400

Description of the Item:

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* tree trunk segment from unknown Arizona site, 8" x 6.5"
* probable age 225 million years, Triassic epoch
* it's heavy and must be picked up from the office in person
* $900 fair market value; purchased at a rock show in the 1960s
* visible crystals of quartz, calcite, and opal
* formed by the slow chemical replacement of wood by quartz, opal, calcite, and pyrite.


To be picked up at the NOHLC office after October 19th. Upon winning, call the office at 248-795-2808 to make an appointment.

Donated By Chuck & Sue Julian