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Fossil Shark Egg Case (Palaeoxyris prendeli) - DLD 3706 Mammoth / Mastodon in Sweden & Denmark
Fossil Shark Egg Case (Palaeoxyris prendeli) - DLD 3706 Mammoth / Mastodon in Sweden & Denmark
$200.00
Description
in Sweden & Denmark
Rocks with a high percentage of silicium dioxide (SiO2) were best suited for tools
stoneware and other carvings for centuries
vibrant violet-to-purple silicate mineral exclusively found in the Sakha Republic (Yakutia) of Siberia
Fossil Shark Egg Case (Palaeoxyris prendeli) - DLD 3706 Mammoth / Mastodon in Sweden & DenmarkPalaeoxyris sp. and other shark egg cases were discovered roughly 175 years ago and because of their association with plants material in Mazon Creek concretions they were initially classified as plants. Not all researchers agreed, and only years later was the relationship with modern forms of spiral shark egg capsules established. These long, narrow, spindle shaped fossils have surfaces marked by weak spiral lines in a helix. At least 9 species of
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 - DLD 3706 Mammoth / Mastodon in Sweden & Denmark){kind=link}
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