Articles related specifically to Jewelry should be tagged on the Talk page with {{WP Gemology and Jewelry|jewelry=yes}}
Articles related specifically to Gemstones should be tagged on the Talk page with {{WP Gemology and Jewelry|gemstones=yes}}
Articles related specifically to Gemology should be tagged on the Talk page with {{WP Gemology and Jewelry|gemology=yes}}
Articles related specifically to the business aspects of gems and jewelry, should be tagged on the Talk page with {{WP Gemology and Jewelry|business=yes}}
Articles related specifically to people involved in gemology or jewelry, should be tagged on the Talk page with {{WP Gemology and Jewelry|people=yes}}