tinguaite
tinguaite An undersaturated, medium-to coarse-grained, igneous rock consisting of essential alkali feldspar, nepheline, and aegirine (with or without sodic amphibole or biotite). Tinguaite is the hypabyssal equivalent of phonolite. The term ‘intrusive phonolite’ is now preferred.
More From encyclopedia.com
Arenaceous , arenaceous Sandy, or sand-like in appearance or texture. The term is applied to clastic sedimentary rocks with a grain size of 0.0625–2.00 mm. Three… Trachyte , trachyte Fine-grained volcanic rock of the alkaline series of intermediate rocks. Trachyte is the volcanic equivalent of syenite.
trachyte gritty vol… Country Rock , Country rock
The term country rock refers to a body of rock that receives or hosts an intrusion of a viscous geologic material. Intrusions into count… Iron Ores , Rocks
Rocks are composed of minerals, which are natural inorganic (nonliving) substances with specific chemical compositions and structures. A rock m… Rock , rock1 / räk/ • n. 1. the solid mineral material forming part of the surface of the earth and other similar planets, exposed on the surface or underly… foliation , foliation A continuous, sub-planar rock fabric formed by the preferred orientation of minerals with a generally platy or tabular habit. The layers ar…
You Might Also Like
NEARBY TERMS
tinguaite