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Gemstones

January 1, 2013

The estimated value of natural gemstones produced from U.S. deposits during 2010 was $8.5 million, a slight increase from 2009. U.S. gemstone production included agate, amber, beryl, coral, garnet, jade, jasper, opal, pearl, quartz, sapphire, shell, topaz, tourmaline, turquoise and many other gem materials.

Citation Information

Publication Year 2011
Title Gemstones
DOI
Authors D.W. Olson
Publication Type Article
Publication Subtype Journal Article
Series Title Mining Engineering
Series Number
Index ID 70044394
Record Source USGS Publications Warehouse
USGS Organization National Minerals Information Center