Purple Quartz Amethyst is a photograph by LeeAnn McLaneGoetz McLaneGoetzStudioLLCcom which was uploaded on June 10th, 2011.
Title
Purple Quartz Amethyst
Artist
LeeAnn McLaneGoetz McLaneGoetzStudioLLCcom
Medium
Photograph - Photography
Description
Purple Quartz Amethyst
National Museum of Natural History Washington DC
Quartz is the second most abundant mineral in the Earth's continental crust, after feldspar. It is made up of a continuous framework of SiO4 silicon�oxygen tetrahedra, with each oxygen being shared between two tetrahedra, giving an overall formula SiO2.
There are many different varieties of quartz, several of which are semi-precious gemstones.
Uploaded
June 10th, 2011