Definition
Limestone is a sedimentary rock composed mostly of calcite and aragonite, which are different crystal forms of calcium carbonate
Flint is a hard type of sedimentary rock that produces a small piece of burning material when hit by steel
History
Origin
New Zealand
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Discoverer
Belsazar Hacquet
Unknown
Etymology
From lime and stone in late 14th Century
From Old English flint - a type of rock mainly known for high hardness and for giving off sparks when struck
Class
Sedimentary Rocks
Sedimentary Rocks
Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Hard Rock
Family
Group
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Other Categories
Fine Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock