Optical Properties of Minerals: A Determinative Table

90 80 Isotropic ANDALUSITE 521 Anisotropic Anisotropic and isotropic APATITE 197 auth axis Barylite Berzeliite biaxial BIOTITE birefringence Borodin Brannerite Cerargyrite 26 chart CHLORITE Clinohumite Clinohumite 515 EPIDOTE estimate Ferrohypersthene 406 Frondel GARNET GROUP 483 Gillberg Glauconite Glauconite 378 grain Gutsevichite Ankinovich 1959 hemi-cylinder Hieratite 35 HORNBLENDE 435 hyalosiderite Hypersthene 405 indices isogyre isotropic Kamb Lepidolite light vibrating parallel Lindberg measurement MELILITE metamict minerals Mokievsky 1953 Montmorillonite 398 Mrose n₂ Nefedov via Mokievsky Norsethite Oldhamite Olivenite Olivine Olivine hyalosiderite optic angle optic axial angle optic-axis interference figure optical properties Pargasite petrographic Pigeonite Pollucite 253 polytypic position Powder Data File principal refractive Pseudomalachite Ralstonite 36 refractive index refringence Roméite 235 Rowlandite Sahama Saponite SCAPOLITE Scorodite Scorodite 185 Senarmontite SPHALERITE 41 Strengite Strunz thin section tion Triphylite Triphylite 211 Triplite 219 Troeger Tschermigite Tychite uniaxial Vanthoffite Variscite Vermiculite 396 vibration directions Walenta Widenmannite Winchell Wüstite X-ray Powder Data