Toughness vs Hardness of Jade   Toughness vs Hardness? Hardness, as defined by the GIA, is: "Gemstone Hardness = resistance to scratches and abrasions" which for example, diamonds are ranked as a 10 on the Mohs Hardness scale and it will scratch anything that's rated under 10. For ex...

* Jade History: Jade is an umbrella term that encompasses a variety of gemstones, but the only pure forms of jade are jadeite and nephrite. The history of jade goes back several thousand years when jade was first used to make weapons and tools because of its toughness. It was first fashioned into...

  4 Tips For Shopping for Jade Bangles Bracelet Online Is it a Genuine Jade Bangle? Beware of imitation stones or glass or plastics. Is it Genuine JADEITE or Nephrite Jade?  If it's nephrite jade, Where did it come from? Nephrite jade comes from lots of place such as Canada, China, Afgh...