Definition of hornblendic or syenitic gneiss. Meaning of hornblendic or syenitic gneiss. Synonyms of hornblendic or syenitic gneiss

Here you will find one or more explanations in English for the word hornblendic or syenitic gneiss. Also in the bottom left of the page several parts of wikipedia pages related to the word hornblendic or syenitic gneiss and, of course, hornblendic or syenitic gneiss synonyms and on the right images related to the word hornblendic or syenitic gneiss.

Definition of hornblendic or syenitic gneiss

hornblendic or syenitic gneiss
Gneiss Gneiss (n[imac]s), n. [G.] (Geol.) A crystalline rock, consisting, like granite, of quartz, feldspar, and mica, but having these materials, especially the mica, arranged in planes, so that it breaks rather easily into coarse slabs or flags. Hornblende sometimes takes the place of the mica, and it is then called hornblendic or syenitic gneiss. Similar varieties of related rocks are also called gneiss.

Meaning of hornblendic or syenitic gneiss from wikipedia