Formula: (Na,K)2Ca14(Si,Al)24O58(OH)8.6H2O
Origin of name: for E. Reyer, Austrian geologist
Crystal system: hexagonal
Crystal class: -3
Twinning:
Unit cell:
Colour: colourless, white
Diaphaneity: transparent to translucent
Luster: vitreous, pearly on cleavage
Habit: massive, micaceous spherical aggregates
Hardness: 3 to 4
Specific gravity: 2.54 to 2.58
Cleavage: 1; {0001} perfect
Tenacity:
Streak:
Synonyms/varieties:
Comments:
| Back to Alphabetical list | Colour photos | Thin sections | SEM images | TEM images | vibrational spectra description | IR spectra | Raman spectra | N-IR spectra | F-IR spectra | IES spectra |