1. HCCS-NORTHWEST COLLEGE PHYSICAL GEOLOGY 1403
SEDIMENTARY ROCKS

2. CONGLOMERATE
CLASTIC TEXTURE
PEBBLE-COBBLE SIZE
QUARTZ COMPOSITION

3. SANDSTONE
CLASTIC TEXTURE
SAND SIZED
QUARTZ COMPOSITION
STRATIFICATION

4. SILTSTONE
CLASTIC TEXTURE
SILT SIZED
QUARTZ & CLAY COMPOSITION

5. SHALE CLASTIC TEXTURE CLAY SIZED CLAY COMPOSITION MOST ABUNDANT ROCK
WELL STRATIFIED

6. MASSIVE LIMESTONE NONCLASTIC TEXTURE CARBONATE ORIGIN
CALCIUM CARBONATE
BIOTURBATED

7. SKELETAL LIMESTONE NONCLASTIC TEXTURE CARBONATE ORIGIN
CALCIUM CARBONATE
ABUNDANT FOSSILS

8. OOLITIC LIMESTONE NONCLASTIC TEXTURE CARBONATE ORIGIN
CALCIUM CARBONATE
OOIDS

9. ROCK SALT & ROCK GYPSUM NONCLASTIC TEXTURE EVAPORITIC ORIGIN
ROCK SALT: NaCl
ROCK GYPSUM: CaSO4

10. CHALK CHERT COAL NONCLASTIC TEXTURE BIOGENIC ORIGIN CHALK: CaCO3
CHERT: QUARTZ
COAL: ORGANIC