2. Depth of emplacement is used to divide rocks in which major group? nese 3 A r

Question

2. Depth of emplacement is used to divide rocks in which major group? nese 3 A reck with angular clasts and a matrix of finer sand or silt is a 4 What sedimentary rock is a precursor to an argillite? 5. Fractional crystallization implies a magma does what during cooling? 6. A gneiss often forms by metamorphism of which igneous rock? 7. A limestone with >10% grains and mud-supported is a S. A limest 9. Is sediment that is not lithified considered a sedimentary rock? tone that is grain-supported and does not have a mud matrix is a

Explanation / Answer

2- Igneous

3- sandstone or siltstone

4- Shale

5- Chemical changes of residual liquid after crystallization

6- Granite

7- Wackestone

8- Grainstone

9- No

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