TEÓRICA 22/JANEIRO

Utilizações ornamentais dos minerais.
Conceito de quilate:
- ourivesaria, avaliação da pureza do ouro
http://www.gold.org/jewellery/about_gold_jewellery/caratage/
http://www.igi-usa.com/igi_consumerservicesf.htm#calc
- gemologia, unidade de massa -  0,2 g
Alguns programas para gemologia
http://www.gemcad.com/
http://www.octonus.ru/oct/products/3dcalc/standard/


Variedades gemológicas de espécies minerais.

http://www.gemstone.org/index.php?option=com_content&view=section&layout=blog&id=1&Itemid=69

Abandono do termo "semi-preciosas"

http://www.gemstone.org/index.php?option=com_content&view=article&id=146&Itemid=69

Revista gemologia
http://www.gia.edu/research-resources/gems-gemology/index.html
http://www.gia.edu/research-resources/gems-gemology/issues/winter2012-contents/winter-2012-lu.html
http://www.gia.edu/research-resources/gems-gemology/issues/winter2012-contents/winter-2012-feral.html
http://www.gia.edu/research-resources/gems-gemology/issues/spring2012-contents/spring-2012-zwaan.html
http://www.gia.edu/research-resources/gems-gemology/issues/winter2011-contents/winter-2011-zhang.html

Acesso livre artigos antigos
http://www.gia.edu/research-resources/gems-gemology/back-issue-archive/index-back-issues-1934-80.html

Diversos exemplos de aplicações gemológicas em

http://www.amazon.co.uk/s/ref=sr_st?bbn=193716031&keywords=sapphire%7Cruby%7Cemerald+-crystal&qid=1358842841&rh=n%3A193716031%2Ck%3Asapphire%7Cruby%7Cemerald+-crystal%2Cp_36%3A1100-99999900&sort=-price

https://thehungersite.greatergood.com/store/ths/category/252/?adId=13298&placementId=288262&origin&sort=popular&size=ALL&price=0,9999&view=100&isIntl=false

A componente new age/astrologia

 http://www.amazon.co.uk/Sunsara-Andalusite-Healing-Crystal-Pendant/dp/B005KUVG76/ref=sr_1_3?s=jewelry&ie=UTF8&qid=1358843676&sr=1-3

Minerais Cerâmica e Vidro
Argilas
http://minerals.usgs.gov/minerals/pubs/commodity/clays/
Feldspatos, feldspatóides
http://minerals.usgs.gov/minerals/pubs/commodity/feldspar/
Minerais de lítio
http://minerals.usgs.gov/minerals/pubs/commodity/lithium/