帖子 矿物学家

简而言之 蓝青金石是一种片状硅酸铝矿物 (Al₂SiO₅)，以其各向异性的硬度而著称——沿片长方向硬度为 4.5，而宽度方向硬度高达 7，并且...

TL;DRLepidolite — K(Li, Al)₃(Al, Si)₄O₁₀(F, OH)₂ — is apotassium-lithium-aluminiumm phyllosilicate of the mica group. It forms through late-stage magmatic crystallisation within granitic pegmatites, most often alongside other lithium-bearing minerals. Mohs...