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Limestone is made from shells of?
Limestone is made from the accumulation of calcite-rich shells of marine organisms like coral, oysters, and snails. Over time, these shells get compressed and cemented together to form solid limestone rock.
What is a rock formed from crushed shells and coral?
A rock formed from crushed shells and coral is known as coquina. Coquina is a sedimentary rock that is composed of fragmented shell and coral debris cemented together. It is commonly found along coastlines and can have a characteristic porous appearance.
What is sedimentary rock formed from deposites of shells?
Limestone. However most large masses of limestone formed from coral reefs, not shells. The shell fossils in this limestone are "incidentals" due to shell dwelling organisms living on the periphery of the reef, not the bulk of the limestone.
Is coquina foliated?
No, coquina is not foliated. Coquina is a sedimentary rock composed of loosely cemented fragments of shells and coral. Foliation typically occurs in metamorphic rocks, where minerals are aligned in layers or bands.
What is sedimentary rock from deposits of shells?
Limestone. However most large masses of limestone formed from coral reefs, not shells. The shell fossils in this limestone are "incidentals" due to shell dwelling organisms living on the periphery of the reef, not the bulk of the limestone.
A sedimentary rock that is sometimes formed by deposits of shell fragments?
Limestone is a common sedimentary rock formed from the accumulation of shell fragments, coral, and other marine organisms. Over time, these organic materials can become compressed and cemented together to create a solid rock formation.
What Sedimentary rock formed from deposits of shell?
Limestone. However most large masses of limestone formed from coral reefs, not shells. The shell fossils in this limestone are "incidentals" due to shell dwelling organisms living on the periphery of the reef, not the bulk of the limestone.
What is sedimentary rock formed by shells?
Sedimentary rock formed by shells is called limestone. Limestone is primarily made up of calcium carbonate that is deposited by the accumulation and compaction of shell fragments and other organic remains.
Can shells become limestone?
They can, and do. Chalk and coquina are examples of limestone formed from skeletal or shell remains of marine organisms.
What rock is formed by sea shell?
Limestone is a rock formed from the accumulation of calcium carbonate derived from the remains of sea shells and marine organisms. Over time, these sedimentary deposits can become compressed and cemented to form solid rock.
Which rock consists mostly of pieces of seashells?
Marine shells could be found in a variety of rocks, all of which would be of the sedimentary classification. Limestone would typically most often contain shells or shell fragments. A type of limestone containing abundant shells, marine skeletal remains, and shell fragments is called coquina.
Why is coquina classified as an organic rock with with granular texture?
Coquina is classified as an organic rock because it is composed of fragments of shells that come from animals like mollusks. Its texture is rough and granular due to the big shell-like particles.
