MAGMATIC ROCKS
Miscellaneous
- Family: None
- Region: None
- Mined At: Unspecified
- Raw Mineral: Yes
- Generic: No
Notes
(Richard Willis)
Rocks formed directly by cooling magma at great depths, in contrast to eruptive or volcanic rocks that are in many cases formed on the Earths surface upon cooling, and in contrast to plutonic rocks which though also form at great depths are not so directly of magma ancestry.
Authors
- Richard Willis (Owner)
XML
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<material name="MAGMATIC ROCKS" descrip="" generic="0" rawmineral="1" searchkey="" loi="0.00">
<notes>
<note>Rocks formed directly by cooling magma at great depths, in contrast to eruptive or volcanic rocks that are in many cases formed on the Earth&#146;s surface upon cooling, and in contrast to plutonic rocks which though also form at great depths are not so directly of magma ancestry.<BR>
</note>
</notes>
</material>
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