Definition
It is a metamorphic magnesium rich rock because it is composed of the mineral talc
Aplite is a fine-grained granite composed mainly of feldspar and quartz
History
Origin
USA
Iran
Discoverer
Unknown
Unknown
Etymology
From 17th century, because of its greasy feel and use like a soap
From German Aplit, from Greek haploos simple + -ite
Class
Metamorphic Rocks
Igneous Rocks
Sub-Class
Durable Rock, Soft Rock
Durable Rock, Hard Rock
Family
Group
-
Plutonic
Other Categories
Fine Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock