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Chalk (limestone) was traditionally used to make the marking devices used on chalkboards, but not the boards themselves. These were made from slate, a metamorphic rock.
Wiki User
∙ 14y ago
Wiki User
∙ 14y agoChalk forms from sediments made of the skeletonl of microscopic living things found in the oceans.
Wiki User
∙ 10y agoChalk is made from calcite, which is a mineral composed of calcium carbonate (CaCO3). Use the link below to check facts and learn more.
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What rock is a soft sedimentary rock?
Chalk
Which rock group does chalk belong to?
Chalk does not belong to a rock group. Chalk is a type of sedimentary rock composed mainly of the mineral calcite.
Is caulk a Sedimentary rock?
No limestone and sandstone are sedimentary rocks. Chalk is not.
What is an example of a bioclastic sedimentary rock?
Limestone, chalk, and coal are organic sedimentary rocks.
What type of limestone is used in classrooms?
The sedimentary rock, chalk, a form of limestone, was used in the past as a writing instrument on slate blackboards, but most 'chalk' today is actually gypsum.
Chalk is an example of what kind of rock?
Chalk is a form of limestone, a sedimentary rock.
What type of sedimentary rock is chalk clastic chemical or biochemical?
Chalk is a biochemical sedimentary rock.
Is chert a sedimentary rock?
Chalk is a form of limestone, a sedimentary rock.
What rock is a soft sedimentary rock?
Chalk
Which rock group does chalk belong to?
Chalk does not belong to a rock group. Chalk is a type of sedimentary rock composed mainly of the mineral calcite.
What are the characteristics of chalk?
it is a sedimentary rock
What is chalk rocks?
A sedimentary rock.
Is the rock chalk metamorphic?
No it is not metamorphic, it is a sedimentary rock.
What type of sedimentary rock is chalk clastic chemical or organic?
None of the above. Marble is a metamorphic rock.
Is caulk a Sedimentary rock?
No limestone and sandstone are sedimentary rocks. Chalk is not.
Chalk and coal are examples of a kind of sedimentary rock called?
Chalk and coal are examples of organic sedimentary rocks.
Chalk and coal are examples of a kind of sedimentary rock that is called?
Chalk and coal are examples of organic sedimentary rocks.
