Vermiculite
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This page provides information about the commodity Vermiculite in mineral resources and mining.
Properties of Vermiculite
Formula:
Mg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4 · 8H2O
Formula previously given as (Mg,Fe,Al)3((Al,Si)4O10)(OH)2.4H2O.
Formula previously given as (Mg,Fe,Al)3((Al,Si)4O10)(OH)2.4H2O.
Hardness:
1½ - 2 on Mohs scale
Uses of Vermiculite
Vermiculite is used in applications for molded shapes (ex. refractory insulation, fireproofing, etc.), brake linings, soilless growing media and seed germination, and more.
Other Commodities associated with Vermiculite *
Commodity | Associated Localities | Total Localities | % Association (commodity) | % Association (Vermiculite) |
---|---|---|---|---|
Asbestos | 3 | 238 | 1.26% of all Asbestos deposits have Vermiculite. | 1.48% of all Vermiculite deposits have Asbestos. |
Alumina | 2 | 123 | 1.63% of all Alumina deposits have Vermiculite. | 0.99% of all Vermiculite deposits have Alumina. |
Thorium | 1 | 611 | 0.16% of all Thorium deposits have Vermiculite. | 0.49% of all Vermiculite deposits have Thorium. |
Barite (Barytes) | 1 | 1,263 | 0.08% of all Barite (Barytes) deposits have Vermiculite. | 0.49% of all Vermiculite deposits have Barite (Barytes). |
Tungsten | 1 | 1,776 | 0.06% of all Tungsten deposits have Vermiculite. | 0.49% of all Vermiculite deposits have Tungsten. |
Silver | 1 | 11,324 | 0.01% of all Silver deposits have Vermiculite. | 0.49% of all Vermiculite deposits have Silver. |
Copper | 1 | 10,711 | 0.01% of all Copper deposits have Vermiculite. | 0.49% of all Vermiculite deposits have Copper. |
Gold | 1 | 23,346 | 0.00% of all Gold deposits have Vermiculite. | 0.49% of all Vermiculite deposits have Gold. |
Deposits of Vermiculite
Locality List


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