ML301 Rutile
Code: ML301名稱金紅石NameRutile化學公式TiO2Chemical FormulaTiO2莫氏硬度6.0-6.5Mohs scale of Hardness6.0-6.5描述金紅石晶體質脆。通常略帶紅色,也有略帶黃色,藍色或紫色的晶體。金紅石具有平行於柱面的兩組不明顯的解理。主要見於砂礦中,亦見於火成岩及片麻岩等變質岩中。主要用於提取鈦和製造白色顏料。DescriptionNatural rutile may contain up to 10%iron and significant amounts ofniobium and tantalum. Rutile derivesits name from the Latin rutilus, red, inreference to the deep red colorobserved in some specimens whenviewed by transmitted light. Rutilewas first described in 1803 byAbraham Gottlob Werner.小挑戰我們在哪裡可以找到這石頭?中國,挪威,美國,俄羅斯等。ChallengeWhere can we find this stone?America, China, Russia, Norway…. Referencehttps://zh.wikipedia.org/wiki/金红石by Yuen Cheuk Sze on 18 Apr 2021