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It is widely mined and is used as a fertilizer and as the main constituent in many forms of plaster
from the base to the very sharp tip
Physical characteristics: Single stone
Microscutellum
• Pennsylvanian of Portugal (2)
09136 - Wide 4.36 Inch Eocrinoid (Ascocystites) Plate - Lower Ordovician Asaphus bottnicus It is widely mined andAscocystites sp, Barrande 1887 Eocrinoidea Ascocystitida Parent taxon: Ascocystitida according to J. J. Sepkoski 2002 Sister taxa: Cambrocrinus, Eocystites, Eustypocystis, Nolichuckia, Pareocrinus Ecology: stationary intermediate level epifaunal suspension feeder Environments: coastal, transition zone lower shoreface Age range: 460. 9 to 457. 5 Ma Distribution: Ordovician of the Czech Republic, Morocco. Ascocystites sp: Fossilworks (Paleobiology
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