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Andesite gets its dark colour from the way its crystals stick together.
Wiki User
∙ 14y ago
Wiki User
∙ 6y agoBasalt is dark largely due to the presence of dark-colored pyroxene minerals.
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What is the dark colored rock the makes up most of the oceanic crust?
Basalt
What are the colors of basalt and granite?
Basalt is generally dark, mostly appearing as gray, black, or greenish. Granite is lighter than basalt, and ranges from dark red to white.
Basalt is an example of a n?
Basalt is known as a type of rock. This rock is a dark-colored and fine grained.
Is basalt a dark and green igneous rock?
yes
Dark regions on the surface of the moon are generally?
Dark regions on the surface of the moon are generally basalt flows. Basalt is a dark rock. The flows have been caused by rock melting due to heat generated by meteor impacts.
What color is basalt?
The rock basalt can be greenish, blackish, or gray.
What is the dark color rock that makes up the most of the oceanic crust is?
Basalt.
What is the dark colored rock the makes up most of the oceanic crust?
Basalt
What is a mafic rock and what color is it?
A Mafic rock is a type of igneous rock that is rich in Iron and Magnesium instead of silica. The rocks are also darker in color like Basalt.
What is the streak color of basalt?
Basalt has a reddish brown streak. It is a dark and dense igneous rock of a minor lava flow.
What is the color and the type of rock that forms oceanic crust at mid ocean ridges?
The color of rocks that forms the oceanic crust at the Mid Ocean Ridge are dark (blackish) color and they are dense and ferromagnetic in property. The major rock type is Basalt.
What element gives andesite its dark colour?
There is no chemical element that gives it its dark color, but rather minerals, which are compounds. Andesite's dark color is due to the presence of pyroxene and some hornblende.
What are the colors of basalt and granite?
Basalt is generally dark, mostly appearing as gray, black, or greenish. Granite is lighter than basalt, and ranges from dark red to white.
Shape of basalt?
Basalt is a rock, not a mineral, and therefore does not have a crystal structure of it's own.
What is the dark brown pigment that gives skin its color?
melaninmelanin
What does basalt look like?
Basalt is normally dark, with a very fine grained crystalline texture.
How can mineral composition affect the color of an igneous rock?
Silicate minerals can be light or dark, but Mafic minerals are dark, which is why Basalt appears dark, while Granite is light because Quartz is also light (in colour, not density).
