1 Definition
1.1 Definition
Granophyre is a type of granitic rock which consists of intergrown feldspar and quartz crystals in a medium to fine grained groundmass
Nepheline Syenite is a holocrystalline plutonic rock resembling syenite but containing nepheline and lacking quartz
1.2 History
1.2.1 Origin
1.0.1 Discoverer
1.2 Etymology
From German Granophyr, from Granit granite + Porphyr
From origin of a Palaeozoic nepheline syenite from northern Shanxi Province, China
1.4 Class
Igneous Rocks
Igneous Rocks
1.5.2 Sub-Class
Durable Rock, Hard Rock
Durable Rock, Medium Hardness Rock
1.6 Family
1.6.1 Group
1.7 Other Categories
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock