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Ships within 48 hours · Estimated delivery Aug 17 - Aug 22
Age: Jurassic
The delicate and intricate structure of the crinoid's arms and crown is beautifully preserved
220 million years ago) cut in cross-section and polished to reveal the rich colors for which this site is so famous
Significant deposits are Nizhny Tagil (Siberia)
Quarz Donut | Brasilien crinoid Age: JurassicOrigin: Brazil Size: H40cm W32cm D10cm Description: This expertly polished specimen is shaped like a donut with a central oculus, highlighting the brilliant transparent and white gradation, with striking veins of white quartz. It is aesthetically mounted on a custom black stand. Additional Information: Quartz is one of the most common minerals. It is a specific compound (silicon dioxide) that has a specific crystalline form. Quartz has attracted
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