Mineral Cabinet
Class 8: Phyllosilicates – Smectite
Smectite
Mg
6
[(OH)
4
|Al
0.66
Si
7.34
O
20
]
Na
0.66
· n H
2
O saponite (pimelithe) with chrysoprase from Zabkowice Slaskie (former: Frankenstein
Last modified 2026-08-09 MZ