1 Definition
1.1 Definition
Syenite is a coarse-grained igneous rock which is composed mainly of alkali feldspar and various ferromagnesian minerals
An iron rich extrusive rock found as a member of the alkali basalt magma series
1.2 History
1.2.1 Origin
Unknown
Isle of Mull, Scotland
1.2.2 Discoverer
1.3 Etymology
From French syénite, from Latin Syenites (lapis ) (stone) of Syene
From the name of discoverer, Ben More
1.4 Class
Igneous 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
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock