Rock! !. Three types of Rock Igneous Rock = Classic Rock.
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Transcript of Rock! !. Three types of Rock Igneous Rock = Classic Rock.
Rock!!
Three types of Rock• Igneous Rock = Classic Rock
Classic Rock = Igneous Rock• Igneous rock is like classic rock because it is
formed from volcanic activity, the classic way of forming rock.
• Igneous rock is either:– Intrusive – formed from magma cooled
underground– Extrusive – formed from volcanic activity
Three types of Rock
• Metamorphic Rock = Hard Rock
Hard Rock = Metamorphic Rock
• Metamorphic rock is like hard rock because it is layered / changed over time through heat and pressure
• Metamorphic rocks are categorized as:– Foliated = banded (e.g. slate)– Nonfoliated = non-banded (e.g. marble)
Three types of Rock
• Sedimentary Rock = Punk Rock
Punk Rock = Sedimentary Rock• Sedimentary rock is like punk rock because it is
formed by various materials deposited in rock.• Sedimentary rock is classified as:– Clastic – fragments (e.g. sandstone)– Chemical – has precipitates (e.g. limestone)– Bioclastic – contains skeletal fragments (e.g. fossils)