Amethyst

 

var. of Quartz
silicon dioxide
SiO2

Amethyst Geode with Agate Shell and a Single Clear Quartz Crystal
Dugway Geode Beds, Utah
Collected on 27 Aug 2006

Complex Amethyst Geode
Dugway Geode Beds, Utah
Collected on 27 Aug 2006

Closeup of Complex Amethyst Geode
Dugway Geode Beds, Utah
Collected on 27 Aug 2006

Amethyst Geode with Agate Shell
Wolf Creek, Colorado
Collected on 8 Oct 2008

Amethyst and Bixbyite on Rhyolite Matrix
Marysvale, Utah
Collected on 15 May 2001

Closeup of Amethyst and Bixbyite on Rhyolite Matrix
Marysvale, Utah
Collected on 15 May 2001

 Posted by at 6:35 pm