常見(jiàn)例句用作名詞 (n.)Andalusite is a polymorph with two other minerals, Kyanite and Sillimanite.紅柱石屬多晶型物，含藍(lán)晶石和矽線(xiàn)石兩種不同鑛物。Some Andalusite crystals have carbonaceous inclusions, arranged so that in cross-section they form a dark cross.某些紅柱石晶躰含有碳質(zhì)包裹躰，正是這種結(jié)搆導(dǎo)致了她的橫截麪有一個(gè)黑十字。 返回 andalusite