Mining Engineering


  • The Publications Warehouse does not have links to digital versions of this publication at this time
  • Download citation as: RIS | Dublin Core


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.
Publication type Article
Publication Subtype Journal Article
Title Gemstones
Series title Mining Engineering
Volume 63
Issue 6
Year Published 2011
Language English
Publisher SME
Contributing office(s) National Minerals Information Center
Description 2 p.
Larger Work Type Article
Larger Work Subtype Journal Article
Larger Work Title Mining Engineering
First page 64
Last page 65
Google Analytic Metrics Metrics page
Additional publication details