Definition
Oolite is a sedimentary rock formed from ooids, spherical grains which are composed of concentric layers of calcite
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
William Smith
Alexander von Humboldt
Etymology
From oo- + -lite, after German Oolit. A rock consisting of fine grains of carbonate of lime
From Italian granito, which means grained rock, from grano grain, and from Latin granum
Class
Sedimentary Rocks
Igneous Rocks
Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Hard Rock
Family
Group
Volcanic
Plutonic
Other Categories
Fine Grained Rock, Opaque Rock
Coarse Grained Rock, Opaque Rock