Granite and gabbro have similar
WebGranite is a medium-tocoarse-grained acid igneous rock with essential quartz (>20%) and feldspar, where alkali feldspar constitutes between … Webb. Are denser than basaltic compositional rocks. c. Are denser than granitic compositional rocks. d. Make up most of the seafloor., Granite and Gabbro: a.Are not similar in either texture or mineral composition. b.Have similar mineral composition. c.Are similar in both texture and mineral composition. d.Have a similar texture. and more.
Granite and gabbro have similar
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WebExpert Answer. Answer:- b. Composition Explanation:- Both granite and gabbro are composition of minerals and chemical components with different properties. Granite is … WebJun 2, 2024 · Unlike granite, gabbro is low in silica and has no quartz. Also, gabbro has no alkali feldspar, only plagioclase feldspar with a high calcium content. ... Igneous petrologists are careful about their …
WebBase your answer to the question on the geologic cross section. Radioactive dating indicates the the granite intrusion is 170 million years old and the vesicular basalt is 260 million years old. The rock layers have not been overturned. The granite intrusion caused part of the limestone layer to undergo metamorphism. WebGranite would have more SiO2 (Quartz, Feldspar, Muscovite) than Gabbro. Granite is felsic and lighter colored - more white and pinkish. Gabbro has Anorthite &Pyroxene. Gabbro is mafic and darker colored - may be greenish. Diorite has Plagioclase, Biotite, Amphibole in mineral; and would have roughly equal amounts of these minerals.
WebWhat do you think really works in our time - a perfectly worked out plan or quick and deft reactions to what is happening in the outside world🤔 The other day… WebStudy with Quizlet and memorize flashcards containing terms like Under similar warm, moist climatic conditions, why would basalt and gabbro generally have higher chemical weathering rates than rhyolite and granite? a. The quartz in the gabbro and basalt decomposes very quickly. b. The ferromagnesian minerals in the gabbro and basalt are …
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Web1. Granite and gabbro a. have a similar mineral composition. b. have a similar texture. c. a. and b. d. are in no way similar. 2. Andesite exhibits this texture. a. Aphanitic b. glassy c. porphyritic d. phaneritic e. pyroclastic 3. The composition of an igneous rock a. is controlled by the composition of magma. b. is the shape of the rock body. how to get rid of facialWebO4 QUESTION 11 Granite and gabbro have a similar vesicular appearance O composition fine-grained texture O course-grained texture QUESTION 12 Which of the following properties would be least useful for identifying a sample of calcite? o white color reaction to hydrochloric acid three planes of cleavage hardness of 3 on the Mohs scale … how to get rid of facial bumpsWebGranite and gabbro. a. have a similar mineral composition c. have a similar texture. b. answers a. and c. d. are in no way similar. 3. Basalt exhibits this texture. a. Aphanitic b. glassy c. porphyritic d. phaneritic e. pyroclastic. 4. Rocks that contain crystals that are roughly equal in size and can be identified only under a microscope are ... how to get rid of facial ticsWebGranite and gabbro _____. have a similar mineral composition have a similar texture. both A and B are in no way similar. have a similar texture. Choose the option which … how to get rid of facial redness naturallyWebRocks like granite and granodiorite have quite a bit of quartz (over 20%) but true gabbro is almost completely devoid of any visible quartz grains – less than 5%. Gabbro While true … how to get rid of facial spotsWebGabbro is a coarse-grained, dark-colored, intrusive igneous rock. It is usually black or dark green in color and composed mainly of the minerals plagioclase and augite. It is the most abundant rock in the deep oceanic … how to get rid of facial jowls naturallyWebSep 29, 2024 · Gabbro is sometimes confused with granite because they have a similar texture and are igneous rocks. However, granite will appear lighter in color because it is … how to get rid of fairies in orespawn