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brittle stars and sea urchins
The fossil finds from Messel owe their worldwide fame not least to their exceptional state of preservation
Size: H56cm W74cm D30cm
Additional Information: Aragonite is a carbonate mineral
Amethyst Geode | Brasilien Sand brittle stars and sea urchinsOrigin: Brazil Size: H47cm W31cm D18cm Weight: 28. 4kg Description: An amethyst geode with a hollow, concave shape, with bright purple colors. Additional information: Amethyst is a transparent, coarse grained variant of the mineral quartz that is valued for its purple color. Its physical properties are similar to those of quartz, but it contains more iron oxide than any other type of quartz, and experts believe its color comes from its iron content.
