Item talk:Q162653

Mindat Short Description

Smectite Group.

See also saponite, ferrosaponite, zincsilite and fraipontite.

Geoscience Ontology Status Notes

Genth F A (1875) 106. Kaolinite, in Second Geological Survey of Pennsylvania: 1874. Preliminary Report on the Mineralogy of Pennsylvania, The Board of Commissioners For the Second Geological Survey (Harrisburg) 118-121

IMA Formula (from Mindat)

Na_0.3Zn₃(Si,Al)₄O₁₀(OH)₂ · 4H₂O

RRUFF Formula (from Geoscience Ontology)

Na_0.3Zn²⁺₃(Si,Al)₄O₁₀(OH)₂·4H₂O

Additional References

• http://www.handbookofmineralogy.com/pdfs/sauconite.pdf

• http://www.webmineral.com/data/Sauconite.shtml