Documents Gems. Gemstone: A precious or semi-precious stone. - usually a mineral Gem: A cut or polished...

Slide 1 Gems Slide 2 Gemstone: A precious or semi-precious stone. - usually a mineral Gem: A cut or polished gemstone. To be a gem a mineral must be: Rare beautiful Hard…

Documents 1 Rocks and Minerals for Sale part 3 As of February 10, 2010.

Slide 1 1 Rocks and Minerals for Sale part 3 As of February 10, 2010 Slide 2 2 Welcome to my rocks ! These rock and minerals are up for sale or swap. These rock and minerals…