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Laufende Forschungen zur Mikrostruktur seiner Knochen vertiefen weiterhin unser Verständnis von Wachstum
Alter: Obere Kreidezeit
• Size: H13cm W13cm D13cm
Provenance: Kemmerer
Besonders hervorzuheben ist
Versteinerte Holzscheibe | Arizona, USA Apophyllite Laufende Forschungen zur Mikrostruktur seinerOrigin: Arizona, USA Age: Triassic, 220 million years Size: H92cm W79cm T4cm Weight: 67. 5 kg Explanation: This 220 million year old disk of Araucarioxylon arizonicum from Arizona is an absolute masterpiece of nature. The unique combination of colors and the formation of an amethyst geode inside make it a high quality and rare collector's item. Additional Information: Petrified wood consists of fossil wood in which all organic materials have been