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What olivine basalt is used as a building material in Australia?
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∙ 10y ago
why is basalt used as building material
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∙ 10y ago
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Which minerals are found in basalt and gabbro?
olivine and pyroxene
Does basalt have sodium in it?
No. Calcite is not an igneous mineral. Basalt primarily consists of pyroxines and plagioclase with some olivine.
Which minerals are found in the igneous rocks gabbro and basalt?
Olivine and Pyroxene
What mineral would you expect to see as a phenocryst in a porphyritic basalt?
olivine
What is the lava of surtsey?
the magma and lava in Surtsey are of alkali olivine basalt, which is the type of basalt found in Vestmannaeyjar (Westman Islands)
What is the difference between a tholeiitic basalt and an alkali basalt?
alkaline olivine basalt (thin section)-Silica under saturated. Interstices filled by alkali feldspar and felsphatoid. Olivine doesn't show reaction with orthopyroxene. It has olivine in the groundmassTholeiitic basalt (thin section ): Silica over-saturated. (>51%).Common Si-rich glassy mesostasis (Intersertal texture). Frequently contains pyroxene. Groundmass no olivine.Olivine shows reaction to orthopyroxene.
What is the chemical composition of a basalt?
The mineralogy of basalt is characterized by a preponderance of calcic plagioclase feldspar and pyroxene. Olivine can also be a significant constituent.
What is the lava composition for surtsey?
The magma and lava of Surtsey has a composition of alkali Olivine Basalt.
The material on the surface of the moon is similar to 'basalt' or 'granite'?
basalt
What makes basalt not a minerals?
Basalt consists of multiple minerals. Pyroxene, calcium-rich plagioclase, and sometimes olivine are key minerals in basalt. Basalt that cools rapidly may form glass, which contains no minerals because it lacks a crystal structure.
Is basalt an igneous rock and how is it use full?
basalt is an extrusive igneous rock to be specific.you can use it to extract mafic minerals such as ,Biotite(used to make insulators).But as a rock it is used in construction as building material.
How do you define basalt?
Basalt is defined as "a dark, fine-grained volcanic rock that sometimes displays a columnar structure. It is typically composed largely of plagioclase with pyroxene and olivine."
