4'2" tall Amethyst Cathedral

Shown here with another gem, Karly June, at 2-1/2 years old.

SiO2 - Silicon Oxide
Quartz - Variety Amethyst

The color is caused by manganese impurities and the outer shell is the lava tube in which crystals were formed in Brazil, South America.

If you are interested in this or other specimens, and would like to schedule a private viewing, please call us at

(800) 939-2566

or e-mail us at karyn@vinopiazza.com

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