Can Granite Contain The Mineral Olivine

The light colored silicates include quartz and feldspar which are the main constituents of granite and are used by the ceramic industry in both clays and glazes.

Can granite contain the mineral olivine.

Strictly speaking granite is an. This rock would most likely be classified as answer choices. Basalt is mainly feldspar pyroxine and amphibole. Granites can be predominantly white pink or gray in color depending on their mineralogy the word granite comes from the latin granum a grain in reference to the coarse grained structure of such a completely crystalline rock.

The white grains are coral fragments and the gray black grains are pieces of basalt. Granite ˈ ɡ r æ n ɪ t is a common type of felsic intrusive igneous rock that is granular and phaneritic in texture. A granite can never be too light but it can be too dark. Peridotite is mainly olivine peridot and.

The dark colored silicates contain iron and magnesium and include minerals such as olivine and pyroxene. Olivine is typically with pyroxenes in basalt for example and quartz k feldspar with micas biotite and muscovite is a typical composition of granite. Olivine does not naturally occur with the mineral quartz. Green olivine sand from papakolea beach hawaii.

Quartz can only form from magmas that are relative rich in silica while the olivine minerals only form from magmas that are relatively lean in silica so quartz and olivine are incompatible minerals. Still more mafic a mineral is olivine. A fine grained igneous rock contains 11 plagioclase 72 pyroxene 15 olivine and 2 amphibole. If you think the grains have a gemmy appearance olivine is the mineral name of a gemstone known as peridot the width of this view is about 10 millimeters.

The granite of pikes peak in colorado is an example of such a fayalite granite. Granite is mostly quartz feldspar and mica.