turmaline

基本解釋

A large number of gems are from silicate minerals in which beryl, topaz, turmaline, garnet, zircon peridote and feldspar are all important gems.
在各類礦物中，硅酸鹽礦物寶石種類和數(shù)量最多，其中綠柱石、黃玉、碧璽、石榴石、鋯石、橄欖石和長石均為重要的寶石。
The results show that specimens containing ferro chromic oxide are with higher susceptibility,while turmaline,agate,synthetic corundum and moonstone are negative in susceptibility and present antimagnetism.
樣品中含鐵、鉻氧化物者磁化率偏大，碧璽、瑪瑙、合成剛玉及月光石的磁化率為負，表現(xiàn)出抗磁性