瑪瑙是玉髓類礦物的一種,經常是混有蛋白石和隱晶質石英的紋帶狀塊體,硬度7-7.5度,比重2.65,色彩相當有層次。有半透明或不透明的。常用做飾物或玩賞用。古代陪葬物中常可見到成串的瑪瑙球。
参见:玉
礦物 | 珠宝
عقيق | Ахат | Agat | Achat | Agate | Agato | Ágata | Akaatti | Agate | Achát | メノウ | Agatas | Agaat | Agat | Ágata | Агат | Achát | Ahat | Agat | Агат (мінерал)
This article is licensed under the GNU Free Documentation License. It uses material from the "瑪瑙".
Home Page • arts • business • computers • games • health • hospitals • home • kids & teens • news • physicians • recreation• reference • regional • science • shopping • society • sports • world