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Jimthompsonite, Clinojimthompsonite, Chesterite, Talc


Jimthompsonite : (Mg,Fe)5Si6O16(OH)2, Clinojimthompsonite : (Mg,Fe)5Si6O16(OH)2, Chesterite : (Mg,Fe)17Si20O54(OH)6, Talc : Mg3Si4O10(OH)2

Photo Copyright © 2007, JGW  - This image is copyrighted. Unauthorized reproduction prohibited.
Locality: Chester, Windsor Co., Vermont, USA
An intergrowth of clinojimthompsonite, jimthompsonite, and chesterite, as fibrous bundles, with talc. S073-27
1.5 cm specimen, courtesy of Excalibur Mineral Company.
Note - for some reason I had a difficult time getting the color balance correct on this specimen, color may not be quite correct.

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