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Chalcedony (Var: Plasma), Quartz (Var: Jasper)


Chalcedony (Var: Plasma), Quartz (Var: Jasper) : SiO2

Photo Copyright © J.Ralph 2009  - This image is copyrighted. Unauthorized reproduction prohibited.
Locality: Campsie Fells, Central Region (Stirlingshire), Scotland, UK
A semi-polished slice showing yellow-red jasper to the left and a wedge of pale greenish chalcedony (which historically would have been called plasma).

104mm long.

Self Collected May 4th 2009.

This photo has been shown 235 times



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