1 Definition
1.1 Definition
Harzburgite is a plutonic rock of the peridotite group consisting largely of orthopyroxene and olivine
Jasperoid is a rare, peculiar type of metasomatic alteration of rocks
1.2 History
1.2.1 Origin
1.2.2 Discoverer
1.3 Etymology
From the name of a town in Harzburg, Germany
From silica, the main mineral content of Jasperoid
1.4 Class
Igneous Rocks
Sedimentary 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
Coarse Grained Rock, Opaque Rock
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock