e The weathering of a granitic rock will result in stable, mechanically weathere

Question

e The weathering of a granitic rock will result in stable, mechanically weathered grains that are composed of what minerals? I. Name 4 transportation media 2. 12. Hjulstrom's Diagram relates particle size to current velocity. What would be the range of velocity in a stream when sediments of FINE SAND SIZE (2mm) are being: Eroded 13. Sedimentary Structures are formed by h Currents, . Tides, A, B. & C B only 14, Any clastic rock containing 30% feldspars is: a Well sorted Litharenite, e Arkosic a Pitted e None of the above s Well rounded grains are Chemically weathered b Poorly sorted, Likely to have been transported a long distance a Always composed of olivine. 16. True or False: All beds that are >1-thick are referred to as THICK bedded 7True or False: Pyroxene and Amphibole have low chemical stability at STP and are easily destroyed by Chemical Weathering. The geologist, when looking at any new reservoir Will look at depositional environments b Diagenetic overprint. e Should always the Boss. a Only looks at data collected during the past 5 ycars e A& B

Explanation / Answer

10. 1- quartz 2- biotite 3. feldspar

11.  water, wind, glaciers ,gravity

12. deposition- 0-1 cm/s ;transportation-1-20 cm/s ;erosion- 20cm/s and above

13. b. currents

14.c.arkosic

15.c .likely traveled long distance

16.

17. false

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