About Saponite
A magnesium silicate clay mineral of the smectite group, known for its soft, soapy feel and ability to swell. It's a gentle cleansing and soothing stone, promoting emotional balance and absorbing negativity. (Valued for carving).
Primary Hues
White, Grey, Yellowish, Greenish, Bluish, Reddish-Brown, often soft, greasy feel, swells with water
Geological & Scientific Details
Saponite is classified as a phyllosilicates smectite group mineral which typically crystallizes in the monoclinic system. Its chemical formula is Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2·n(H2O). Common crystal habits include granular – massive.
Key Geological Properties:
- Mineral Category: Phyllosilicates Smectite group
- Chemical Formula: Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2·n(H2O)
- IMA Symbol: Sap[1]
- Crystal System: Monoclinic
- Predominant Geological Color: White, yellow, red, green, blue
- Crystal Habit: Granular – Massive
- Cleavage: {001} perfect
- Luster: Greasy, dull
- Streak: White
- Diaphaneity: Translucent
Associated Minerals
- Smectite
- Montmorillonite
- Nontronite
- Hectorite
- Talc
- Chlorite
- Calcite
- Zeolite