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  • Ancient Egyptian quarries – an illustrated overview

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  • University of Minnesota's Mineral Pages: Quartz

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  • TRIPOLI AND SPECIAL SILICA STONE

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  • IMPC 2014 – Gecamin Digital Publications

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  • Prehistoric Art: Origins, Types, Characteristics, Chronology

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  • accepted manuscript - Digital Library - University of Adelaide

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  • LAURA LEE ARTICLES - Ancient Precision Stone cutting

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  • Center - Missouri Department of Natural Resources

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  • The Quartz Page: Flint and Chert

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  • Arbannig: Fragmented pebbles:a temper in the Late Bronze age?

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  • 5200.1102 - Minnesota Administrative Rules

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  • Quartz | Rishi Mining Resources

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