How Mold And Cast Fossils Are Formed at Rosemarie Hammers blog

How Mold And Cast Fossils Are Formed. Mold fossils are formed when an organism is buried in sediment, such as sand or mud. Cast fossils are formed when a mold is filled with sediment that hardens into the shape of the decayed organism, effectively creating a. A mold is a negative impression of an organism, while a cast is a fossil formed when a mold is filled with sediment or mineral deposits. If water rich in minerals fills this space, crystals can form and create a fossil in the shape of the original bone or shell, known as a cast fossil. Over time, the organism decays, leaving a. The mineralized impression of the organism left in the sediment is called a mold.

PPT What are fossils? PowerPoint Presentation, free download ID5326922
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Mold fossils are formed when an organism is buried in sediment, such as sand or mud. The mineralized impression of the organism left in the sediment is called a mold. A mold is a negative impression of an organism, while a cast is a fossil formed when a mold is filled with sediment or mineral deposits. If water rich in minerals fills this space, crystals can form and create a fossil in the shape of the original bone or shell, known as a cast fossil. Over time, the organism decays, leaving a. Cast fossils are formed when a mold is filled with sediment that hardens into the shape of the decayed organism, effectively creating a.

PPT What are fossils? PowerPoint Presentation, free download ID5326922

How Mold And Cast Fossils Are Formed Cast fossils are formed when a mold is filled with sediment that hardens into the shape of the decayed organism, effectively creating a. A mold is a negative impression of an organism, while a cast is a fossil formed when a mold is filled with sediment or mineral deposits. The mineralized impression of the organism left in the sediment is called a mold. Over time, the organism decays, leaving a. Mold fossils are formed when an organism is buried in sediment, such as sand or mud. Cast fossils are formed when a mold is filled with sediment that hardens into the shape of the decayed organism, effectively creating a. If water rich in minerals fills this space, crystals can form and create a fossil in the shape of the original bone or shell, known as a cast fossil.

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