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Fossils - Minerals - Materials
Note! We ship every Thursday at 7 a.m. NL.
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Calcite optical extra large

Optical calcite or Iceland spar. The crystals have double refraction. Texts show double through this crystal!

You will receive ONE specimen similar to ones on the photo.

€4,95

In Stock!



NatuurOntdekshop
Quick Find
We buy!
We buy collections. Please contact us.
Info Cards
Our fossils, rocks, gemstones, and minerals come with information about location and age if available.
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