change depending on exposure to heat and light. it is semi-transparent like a piece of amethyst right?
just a different colored quartz then. their color can ...
所有跟帖:
• Yes, semi-transparent. -燭龍- ♂ (153 bytes) () 05/22/2009 postreply 10:27:58
• ok... so it is probably a crystalline quartz; how is it -panzerkom- ♂ (232 bytes) () 05/22/2009 postreply 13:33:16
• btw, do you live in a state close to wyoming? -panzerkom- ♂ (0 bytes) () 05/22/2009 postreply 13:36:34