Definition
Litchfieldite is a rare igneous rock which is coarse-grained, foliated and a variety of nepheline syenite, sometimes also called as nepheline syenite gneiss or gneissic nepeheline syenite
History
Origin
USA
Discoverer
Bayley
Etymology
From its occurrence at Litchfield, Maine, USA
Class
Igneous Rocks
Sub-Class
Durable Rock, Medium Hardness Rock
Family
Group
Plutonic
Other Categories
Coarse Grained Rock, Opaque Rock