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Vermiculite

Chemistry

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Miscellaneous

Family: None
Region: None
Mined At: Unspecified
Raw Mineral: No
Generic: Yes

Notes

(Richard Willis)

Clay-making mineral of the ideal form (Mg, Ca)_x(Si₈_-x Al_x(Mg, Fe)₆O₂₀, 8H₂O of varying typical analyses.
Hardness 1.6 Density 2.3-2.7 Water insoluble
Used principally in refractory materials for purposes of insulation.

Authors

Tony Hansen (Owner)

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