Our earth. Rock recipes /
Rocks are complicated collections of mineral particles. Four silicate mineral groups make up 90% of the crustal rocks - mafic minerals, quartzes, feldspars and micas. Rocks come in three basic varieties - igneous, sedimentary and metamorphic. These are the ingredients of the rock cycle.
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| Format: | Electronic Video |
| Language: | English |
| Published: |
[Place of publication not identified] :
Australian Broadcasting Corporation,
2003
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| Series: | Academic Video Online
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