the theme of the ninth annual sinkankas symposium is diamond; each year the event highlights a different gemstone for which speakers present talks on a wide range of topics, including the gem's history and lore, mineralogy and crystallography, color science, gemstone phenomena, inclusions, sources and deposits, carving and cutting, and photography
copiar y pegar este mapa de Google a su sitio web o blog!
Pulse el botón de copiar y pegar en tu blog o sitio web.
(Por favor, cambie a 'HTML' al modo de desplazamiento en su blog. Examples: WordPress Example, Blogger Example)