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红柱石鉴定

Release date:2018-12-21  source:中南选矿网  Browse times:34
核心提示:红柱石晶体 Andalusite Al2[SiO4]O 斜方晶系;对称型mmm。 斜方双锥晶类,标本呈放射状集合体,放射状集合体形似菊花,故名菊花石

 

红柱石晶体 Andalusite Al2[SiO4]O 斜方晶系;对称型mmm。 斜方双锥晶类,标本呈放射状集合体,放射状集合体形似菊花,故名菊花石。灰黑色。玻 璃光泽。解理平行{110}中等,{100}不完全。硬度6.5-7.5。相对密度3.15-3.16。 红柱石主要产于低温低压变质条件下的富的泥质岩中。 红柱石可制造高级耐火材料(氧化要求不超过2%)。空晶石可作为很好的观赏石。 产地:河南

 
 
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