Intrusive Plutonic Igneous Rock. Which texture best describes an igneous rock that formed deep underground.
What Factors Influence The Texture Of An Igneous Rock Lisbdnet Com
Which statement best describes the formation of an intrusive igneous rock.
. ExplainIgneous rocks form from cooling magma or lava ect. QUESTION 9 Select the sentence that best describes the cooling history of an igneous rock with a porphyritic texture that includes coarse grained and fine grained minerals. Determine which one was formed by rapid cooling in a volcanic lava flow and name what rock it.
Which texture best describes an igneous rock that formed deep underground. This includes the size and quality and interrelations of its grains and the fabric they form. Learn vocabulary terms and more with flashcards games and other study tools.
A nonvesicular rock is made entirely of green 2-millimeter-diameter crystals is most likely a. Advertisement Advertisement New questions in Science. Obsidianhas a glassy and smooth texture while pumice has a very rough andporous texture.
View the full answer. The photograph shows and igneous rock with mineral crystals ranging in size from 2 to 6 millimeters. Which Texture Best describes an Igneaous rock From deep underground - 5449191 samsonlyka93 samsonlyka93 24102020 Science Senior High School answered.
A ne-grained igneous rock composed mostly of plagioclase feldspar and hornblende and containing. Obsidians glassy texture indicates that it formed answer choices quickly on Earths surface quickly deep below Earths surface slowly on Earths surface. Answer choices glassy vesicular fine grained coarse grained Question 4 300 seconds Q.
Myrmekitic texture - an intergrowth of quartz and plagioclase that shows small wormlike bodies of quartz enclosed in plagioclase. The solidification of the melted rock occurred A slowly resulting in fine-grained minerals B slowly resulting in coarse-grained minerals C rapidly resulting in coarse-grained minerals D rapidly resulting in fine-grained minerals. Here are the common terms for defining texture.
Phaneritic vesicular aphanitic porphyritic poikilitic glassy pyroclastic. YOU MIGHT ALSO LIKE. Which igneous rock has a vesicular texture and a mafic composition.
THIS SET IS OFTEN IN FOLDERS WITH. Magma solidifies slowly resulting in a coarse-grained texture Large crystal grains in an igneous rock indicate that the rock was formed. These are igneous rocks formed by gradual.
Base your answers to the following questions on the Earth Science Reference Tables and on your knowledge of Earth science. If the rock consists of crystals or fragments a description of texture also specifies the grain size. Drugs and toxicology test.
The flowchart below illustrates the change from melted rock to basalt. Larger scale features such as fractures and layering are considered rock structures in comparison. The texture of an igneous rock varies between the rock.
A description of igneous texture indicates whether the rock consists of glass crystals or fragments. For an igneous rock to be classifies as rhyolite it must be light colored fine grained and contain. There are nine main types of igneous rock textures.
Start studying Igneous Rock Textures. This texture is found in granites. Cooling of the melt was slow at first occurred at depth then was fast occurred on the surface bcooling of the melt was fast at first occurred at depth then.
Which texture best describes an igneous rock that formed deep underground. Which igneous rock has a vesicular texture and contains the minerals potassium feldspar and quartz. There are four rock samples given.
Which texture best describes an igneous rock that formed deep underground. Other textures that may be evident on microscopic examination of igneous rocks are as follows. Ophitic texture - laths of plagioclase in a coarse grained matrix of pyroxene crystals wherein the plagioclase is totally.
The texture of a rock refers to the details of its visible character. Textures and types of igneous rocks. The texture of of extrusive igneous rock is fine grained.
A fine grained igneous rock composed mostly of plagioclase feldspar and amphibole and containing no quartz or pyroxene. Rocks that consist of minerals.
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What Is An Igneous Rock Quora
What Characteristics Are Used To Classify Igneous Rocks Lisbdnet Com
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