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Duotone panel — violet briefing on the left, lime-sealed detail sheet on the right.
formed from fragments of comets
also posed significant risks
this meteorite provides an exceptional opportunity to examine authentic extraterrestrial material that embodies the geochemical processes governing planetary differentiation and evolution
these meteorites may include minor amounts of olivine
they went extinct alongside them during the Cretaceous-Tertiary mass extinction
3.9" Polished Hexagonaria Coral Fossil Devonian Age 350 Million Yrs Old Morocco Chabazite formed from fragments of cometsLocation: Assa Zag Region, Morocco Weight: 14. 1 Ounces Dimensions: 3. 9 Inches Long, 3. 3 Inches Wide, 1. 7 Inches Thick The item pictured is the one you will receive. Devonian Age, 350 million years old Hexagonaria is an extinct genus of colonial rugose coral that lived in ancient marine environments during the Devonian period, roughly 350 million years ago. These corals formed large, rounded colonies composed of tightly packed hexagonal corallites,