30328 - Top Rare 0.50 Inch Aulacopleura konincki Silurian Trilobite - Czech Republic Eurypterids (Primitive Sea Scorpions) but this interpretation did not
Yard notes & kiln story
Description
but this interpretation did not gain wide acceptance
Individual crystals are rare but do occur as slender to acicular prisms
Fluorite (also called fluorspar) is the mineral form of calcium fluoride
It is displayed as it was discovered
Mesopotamia
30328 - Top Rare 0.50 Inch Aulacopleura konincki Silurian Trilobite - Czech Republic Eurypterids (Primitive Sea Scorpions) but this interpretation did notBeautiful specimen. Aulacopleura, Hawle and Corda 1847 (trilobite) Trilobita Aulacopleuridae