Labels:dialog box | hakham | sky | trade name | web site OCR: What Is Quartz? Quartz i is one of the most abundant mir nerals found in the Earth's surface. Jf can be found in most sedimentary me tamorphic and igneous rocks and therefore, its many varieties are quarried many Jocations around the globe. Quartz has also been found off the Earth. in rocks taken in lunar explorations 12 Qucrtz minerals locations expl orations
