Formula: Pb6CrCl6(O,OH)8
Origin of name: for Leo Neal Yedlin (1908-1977), American collector of New Haven (Connecticut)
Crystal system: Trigonal
Crystal class: 3
Twinning:
Unit cell: a = 12.868, c = 9.821
Colour: Red-violet
Diaphaneity: Transparent to translucent
Luster: Vitreous
Habit: Crystals prismatic, to 1 mm
Hardness: about 2.5
Specific gravity: 5.85
Cleavage: 1; {11-20} distinct
Tenacity: Sectile
Streak: White
Synonyms/varieties:
Comments:
| Back to Alphabetical list | Colour photos | Optical properties/Thin sections | SEM images | TEM images | vibrational spectra description | IR spectra | Raman spectra | N-IR spectra | F-IR spectra | IES spectra |