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> Ferro-actinolite-tremolite series
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Varieties | Names:
A series between ferro-actinolite and tremolite.
Nephrite — specimen 0598
, photo © NMNHS
Material from ‘Repository’
— 2.79 ct, Russia, Siberian District, Eastern Sayan.
Gemmology — gemstones
National Museum of Natural History, Sofia
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None of the specimens illustrated in this site is on display in the permanent exhibition of the National Museum of Natural History, Sofia.