For 34 consecutive quarters, HSS has scored in the 99th percentile on âLikelihood to Recommendâ â a key indicator of customer satisfaction in many industries â when compared to similar hospitals in the Press Ganey database. HSS patients come from all 50 states and more than 100 countries.
Let's review. Volcanoes are vents in the earth's crust through which lava, rock fragments, hot vapor and gases are ejected. There are different types of volcanoes based on their size, shape, composition and eruptive style. Composite cone volcanoes are cone-shaped volcanoes composed of layers of lava, ash and rock debris.
Lava is the moulton state of volcanic rock so you don't have a such thing as a 'lava rock' per say. It's either lava or it's rock. There are various types of volcanic rock such as igneous, basalt, and volcanic glass called obsidian.kickgirl001 Â· 8 years ago.eport Abuse. Igneious rock is volcanic rock but not the blackened rock. some of it is called volcanic glass. The lava that leeks from the fumeral tubes into the ocean and forms the round tear dropped shaped stones are called something like Miliki's Tears. That isn't their real title but it is something close to that.