https://www.123articleonline.com/rss/author/227504/saif-saiyedArticles written by Saif Saiyed from 123ArticleOnline.comen-usCopyright (c) 123ArticleOnline.com All rights reserved. https://www.123articleonline.com/articles/1313489/december-gem-tanzanite Today I will expand on the December gem tanzanite What to say about this gem? It has become one of the most loved and coveted gems in the gemstone market. https://www.123articleonline.com/articles/1159388/gemstone-evaluation-criteria-and-classification-of-gemstones Gemstones are classified into different groups, species, and varieties. For example, ruby is the red variety of the species corundum,