Definition
Flint is a hard type of sedimentary rock that produces a small piece of burning material when hit by steel
Granite is a very hard, granular, crystalline igneous rock which consists mainly of quartz, mica, and feldspar and is often used as building stone
History
Origin
-
-
Discoverer
Unknown
Alexander von Humboldt
Etymology
From Old English flint - a type of rock mainly known for high hardness and for giving off sparks when struck
From Italian granito, which means grained rock, from grano grain, and from Latin granum
Class
Sedimentary Rocks
Igneous Rocks
Sub-Class
Durable Rock, Hard Rock
Durable Rock, Hard Rock
Family
Group
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Plutonic
Other Categories
Fine Grained Rock, Opaque Rock
Coarse Grained Rock, Opaque Rock