Adjective
rhyolitic (comparative more rhyolitic, superlative most rhyolitic)
Pertaining to or composed of rhyolite, the lava form of granite.
As a result, the magma is much less viscous than the magma of a rhyolitic volcano, and the magma chamber is drained by large lava flows rather than by explosive events. Source: Internet
A silicic or rhyolitic caldera may erupt hundreds or even thousands of cubic kilometers of material in a single event. Source: Internet
Minnesota is geologically quiet today; it experiences earthquakes infrequently, and most of them are minor. citation Palisade Head on Lake Superior formed from a Precambrian rhyolitic lava flow. Source: Internet
Obsidian is commonly found within the margins of rhyolitic lava flows known as obsidian flows, where the chemical composition (high silica content) induces a high viscosity and polymerization degree of the lava. Source: Internet
The cycles end when the magma evolves to a rhyolitic composition, causing the most explosive eruptions. Source: Internet
Welded tuff is commonly rhyolitic in composition, but examples of all compositions are known. Source: Internet