Geodized Busycon, Anastasia Fm, Upper Pleistocene to Lower Holocene, Indrio Pit, Fort Pierce, Florida, USA : 無料・フリー素材/写真
Geodized Busycon, Anastasia Fm, Upper Pleistocene to Lower Holocene, Indrio Pit, Fort Pierce, Florida, USA / James St. John
| ライセンス | クリエイティブ・コモンズ 表示 2.1 |
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| 説明 | Busycon snail shell geode with yellowish calcite crystal lining. Entire rock specimen is 11 cm across.This specimen comes from the Anastasia Formation (Upper Pleistocene to lower Holocene, ~126 k.y. to ~8 k.y.) from the Indrio Pit on the northern side of the town of Fort Pierce, southeastern Florida, USA.The matrix surrounding the large snail shell is a coquinoid quartzose sandstone having abundant whole bivalve shells (see pic below). Florida’s Anastasia Formation is well known for having true coquina beds.Classification of Busycon: Animalia, Mollusca, Gastropoda, Neogastropoda, Busyconidae |
| 撮影日 | 2007-02-22 10:11:17 |
| 撮影者 | James St. John |
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