GEOL 104 Lect9

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Geological Sciences and Geological Engineering
GEOL 104
Michael T.Mc Bride

Clastic Sedimentary rocks Particle ShapeIn a test draw a diagram add a label AND a short desriptionequantall sides are fairly equalrod shapeone dimention is longer than the otherstabularone dimention shorter than the others Roundness vs Angularity vs SphericityIn a test draw multiple objects of different shapes but that have the same quality Label it highly rounded or whatever smooth surface and add on can be any shaperoundness implies that a particle has a smooth surface no sharp edges no corners it may be oval spherical irregular etcangularity implies that a particle has a rough or jagged surface with sharp edges and corners the overall shape is variableSphericity is how close the particle is to being an identical shape of a sphere but its surface may be angular or rounded
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