1 Definition
1.1 Definition
Oolite is a sedimentary rock formed from ooids, spherical grains which are composed of concentric layers of calcite
Harzburgite is a plutonic rock of the peridotite group consisting largely of orthopyroxene and olivine
1.2 History
1.2.1 Origin
1.2.2 Discoverer
1.3 Etymology
From oo- + -lite, after German Oolit. A rock consisting of fine grains of carbonate of lime
From the name of a town in Harzburg, Germany
1.4 Class
Sedimentary Rocks
Igneous Rocks
1.4.1 Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Medium Hardness Rock
1.5 Family
1.5.1 Group
1.6 Other Categories
Fine Grained Rock, Opaque Rock
Coarse Grained Rock, Opaque Rock