Are Komatiite Intrusive or Extrusive?
They Are One Variety of Extrusive Ultramafic Igneous Rock (Although a Komatiite in Canada Has Been Interpreted to Be an Intrusive Sill). They Are Named After...
They are one variety of extrusive ultramafic igneous rock (although a komatiite in Canada has been interpreted to be an intrusive sill). They are named after the Komati River in South Africa, the type locality. Komatiite is an exceedingly rare type of lava.
Is komatiite intrusive?
Modern (post-2004) interpretations of some of the larger olivine adcumulate bodies in the Yilgarn craton have revealed that the majority of komatiite olivine adcumulate occurrences are likely to be subvolcanic to intrusive in nature.
What type of igneous rock is komatiite?
def. Komatiite: 1. An ultramafic, volcanic rock that is primarily composed of the minerals pyroxene and olivine.
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