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How willl the sizen of crystals in granite b different from the size of the crystals in basalt?
The will be large in an extrusive granite and fine in an intrusive basalt.
Are basalt crystals large in size?
Basalt crystals are typically small to microscopic in size due to the rapid cooling of lava, which results in limited time for crystal growth. This rapid cooling process usually prevents the development of large crystals in basalts.
How big are basalt crystals?
small
What is basalt crystal size?
Basalt typically has a fine-grained crystal size, usually referred to as aphanitic, meaning the crystals are too small to be seen with the naked eye. This results in a smooth or glassy texture in basalt rocks.
Are crystals in dolerite bigger than the crystals basalt?
Yes, the crystals in dolerite are generally larger than those in basalt. Dolerite, also known as diabase, is an intrusive igneous rock that cools more slowly beneath the Earth's surface, allowing larger crystals to form. In contrast, basalt is an extrusive igneous rock that cools rapidly at the surface, resulting in smaller crystals. Thus, the crystal size in dolerite typically exceeds that of basalt.
Does basalt have small crystals or big?
Since basalt is extrusive it cools quickly and forms small crystals.
What is the comparison of granite and basalt in terms of origin and texture which is intrusive and which is extrusive?
Basalt can't see crystals and basalt is extrusive. Granite you can see the crystals and is intrusive.
What are the crystals in basalt that formed underwater smaller than those in the basalt that formed on the ground?
The crystals in basalt that formed underwater are typically smaller due to the rapid cooling of lava when it comes into contact with water. This rapid cooling prevents the crystals from having enough time to grow larger, resulting in a finer-grained texture. In contrast, basalt that cools on the ground generally does so more slowly, allowing for the formation of larger crystals. This difference in cooling rates is a key factor in the size disparity of the crystals.
Which has smaller crystals basalt or granite?
Basalt typically has smaller crystals than granite. This is because basalt cools and solidifies quickly on the Earth’s surface, limiting crystal growth, while granite forms beneath the surface and has more time for larger crystals to develop.
What is an igneous rock with crystals?
Granite with larger crystals, basalt with smaller crystals.
How does a basalt differ from gabbro?
Basalt is a fine-grained volcanic rock, usually dark in color, while gabbro is a coarse-grained intrusive rock that is also dark in color. Basalt tends to cool and solidify quickly on the Earth's surface, resulting in a fine-grained texture, whereas gabbro cools slowly beneath the surface, allowing larger mineral crystals to form.
What size are the crystals in marble?
The crystals in marble can vary in size, but they are typically small to medium in size, typically ranging from a few millimeters to a few centimeters. Marble is a metamorphic rock primarily composed of calcite or dolomite crystals that give it its characteristic appearance.
