ÊÇÔ« ºÅÙâ·á¾« (Swiss Blue Topaz) ÃËÑÊÊÔ¹¤éÒ: 000281 ÃÒÂÅÐàÍÕ´: ÊÇÔ« ºÅÙâ·á¾« (Swiss Blue Topaz)
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ÊÇÔ« ºÅÙâ·á¾« (Swiss Blue Topaz)
ÍÂÙèã¹¡ÅØèÁ¢Í§ â·á¾« (Topaz) ã¹ÊÁÑÂâºÃÒ³ ãªéàÃÕ¡ÍÑÁ³ÕÊÕàËÅ×ͧ·Ø¡ª¹Ô´ «Öè§à»ç¹¤ÇÒÁà¢éÒ㨼Դ¡Ñ¹ÁÒ¹Ò¹ ¶Ö§áÁéÇèÒ㹻Ѩ¨ØºÑ¹àÃÔèÁà¢éÒ㨡ѹ¶Ù¡µéͧáÅéÇÇèÒ ¤ÇÒÁ¨ÃÔ§ÁÕËÅÒÂÊÕ â´ÂÊÕ·ÕèÁÕÃÒ¤ÒáÅÐà»ç¹·Õè¹ÔÂÁ ¤×Í ÊÕàËÅ×ͧ·Í§ ÊÕªÁ¾Ù ÊÓËÃѺÊÕ¿éÒ·Õ辺ÁÒ¡ã¹µÅÒ´ÍÑÁ³Õ à¡Ô´¨Ò¡¡ÒéÒÂÃѧÊÕ áÅéǹÓä»Ëا´éǤÇÒÁÃé͹ ÊÕ¿éÒ·Õèà¡Ô´¢Öé¹ÁÕËÅÒÂâ·¹ à¹×èͧ¨Ò¡ª¹Ô´¢Í§ÃѧÊÕ·ÕèãªéᵡµèÒ§¡Ñ¹
ÁÕ¤ÇÒÁá¢ç§ (Hardness) = 8 âÁÎÊì (Mohs)
Êèǹ»ÃСͺ·Ò§à¤ÁÕ (Chemical Formula) = Al 2 SiO 4 (F, OH) 3, Aluminum silicate fluoride hydroxide
´Ñª¹ÕËÑ¡àˢͧáʧ (Refractive Index) = 1.606-1.638
¤ÇÒÁ¶èǧ¨Óà¾ÒÐ (Specific gravity) = 3.49-3.57
04/05/2549 (update 15/05/2008) |