详情
The large specimen cut into bowl form and polished on all sides.
6½ x 13½ x 12½in. (16.5 x 34 x 32cm.)


特别通告
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荣誉呈献

拍品专文

Also called 'Ocean Jasper' this formation was once claimed to be a form of stromatolite (one of the earliest forms of life), but is more likely igneous in origin.

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更多来自
Sculpted by Nature: Fossils, Minerals and Meteorites
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