I pretend that I can barely lift this rock and struggle and groan and then toss it to a student! Much laughter ensues. I have student's identify what type of igneous rock it is and then raffle it off for charity. Kate Baker Was this review helpful?
some rocks , like gray volcanic pumice , are laced with air pockets created when gases expanded inside the rock while it was still molten. 有些岩石(像灰色的火山浮石)会布满气窝,这是岩石还在熔融态时,内部气体膨胀而成。 www.ichacha.net 8. At last, this article studies the performance of mech...
rock pumice stone a light glass... pumice Synonyms for pumice nouna light glass formed on the surface of some lavas Synonyms pumice stone Related Words rock stone verbrub with pumice, in order to clean or to smoothen Related Words rub ...
美[ˈpʌmɪs] 英['pʌmɪs] n.浮岩 v.用浮石磨 网络轻石;浮石粉;浮石磨料 复数:pumices单数:pumice stone复数:pumice stones 同义词 v. pumicate,pumicestone 权威英汉双解 英汉 英英 网络释义 pumice n. 1. 浮岩,浮石(一种火山玻璃,其粉末用于清洁抛光以及使皮肤光滑)a type of grey stone...
Geology: types of rock arenaceous arenite asthenosphere asthenospheric basaltic borax chalk emery feldspar flint lahar limestone magma marcasite marl marmoreal metamorphic pumice stone scour soapstoneSee more results »(Definition ofpumicefrom theCambridge Advanced Learner's Dictionary & Thesaurus© Camb...
Pumice is pyroclastic igneous rock that was almost completely liquid at the moment of effusion and was so rapidly cooled that there was no time for it to crystallize. When it solidified, the vapours dissolved in it were suddenly released, the whole mass swelling up into a froth that immediatel...
Pumice is pyroclasticigneous rockthat was almost completely liquid at the moment of effusion and was so rapidly cooled that there was no time for it to crystallize. When it solidified, the vapours dissolved in it were suddenly released, the whole mass swelling up into a froth that immediately ...
Pumice is a light-colored and porous extrusive igneous rock. Before discussing the pumice definition, consider first the terms used to describe pumice. Igneous rocks are formed from the cooling and hardening of molten material. This type of rock can be formed either below or above the Earth's...
Volcanic stone/Scoria/Lava Rock (commonly known as pumice or porous basalt) is a functional environmentally friendly material, is the volcanic eruption by the volcanic glass, minerals and bubbles formed very precious porous stone. Color Red / Black / Dark Grey /White Etc. Size 1-3mm; 3-...
stonerockpumicepumice stone noun Synonyms for pumice stone nouna light glass formed on the surface of some lavas Synonyms pumice Related Words rock stone Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.Want...