rhyolite (redirected from Rhyolites)

rhy·o·lite  (r-lt)

n.

A fine-grained extrusive volcanic rock, similar to granite in composition and usually exhibiting flow lines.

---

[Greek rhux, stream (from rhein, to flow; see sreu- in Indo-European roots) + -lite.]

---

rhyolite  (r-lt)

A usually light-colored, fine-grained extrusive igneous rock that is compositionally similar to granite. It often includes flow lines formed during the extrusion.

Thesaurus

Noun

1.

rhyolite - very acid volcanic rock               igneous rock - rock formed by the solidification of molten magma