Its high iron content gives it magnetic properties and it may show signs of rust when exposed to air.
Is basalt heavier than granite.
The structure of the stone consists of much magnetite.
Basalt is denser than granite because basalt is a an oceanic type of rock so it has had more pressure from the ocean making it denser than granite because granite is a continental type of rock.
Basalt is an igneous volcanic rock that forms commonly in oceanic crust and parts of continental crust.
Granite is an igneous plutonic rock which is.
Not only does magnetite make basalt black but also it provides it with harder structure than granite known for its durability and weight.
The basalt types which are preferred most include plaque basalt cube basalt kerb basalt and gutter basalt.
Basalt wikipedia wikimedia foundation 13 sept.
Basalt and granite actually have quite a bit in common.
Basalt as a mafic rock contains more calcium oxide manganese oxide and iron compounds than granite.
Enough granitic scum has differentiated to the surface to cover.
The key difference between basalt and granite is that basalt is mostly occurring on ocean floors while granite is in the crust of the earth in all continents.
Its principle minerals include pyroxene feldspar and olivine.
It is common both on earth and other planetary bodies.
These impurities make it roughly 10 percent heavier than granite.
It forms from lava flows which extrude onto the surface and cool.
Summary basalt vs granite.
Both are igneous rocks.
Due to the process of differentiation most of the heavier elements are moving towards the core of the earth allowing the silicon and oxygen to accumulate on the surface.