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upr000221-041
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    This material is made available to facilitate private study, scholarship, or research. It may be protected by copyright, trademark, privacy, publicity rights, or other interests not owned by UNLV. Users are responsible for determining whether permissions are necessary from rights owners for any intended use and for obtaining all required permissions. Acknowledgement of the UNLV University Libraries is requested. For more information, please see the UNLV Special Collections policies on reproduction and use (https://www.library.unlv.edu/speccol/research_and_services/reproductions) or contact us at special.collections@unlv.edu.

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    University of Nevada, Las Vegas. Libraries

    jag 'M IflWflTvtTh '.IT1'" ' * ", :U’.' ? V Ill’ll 1 '-ti M H "i. _ H I ^ B I msm Water W ell #11 Page 4 DEPTH OF SAMPLES FORMATION at 700' Medium grained gravel; pebbles up to l/ 2 n diameter; average siz e o f pebbles - 1/8” to 1/4” diameter. V e ry few pieces o f yellow clay; 100% gravel; pebbles s lig h t ly rounded 710' Medium grained g rav el; pebbles s lig h t ly rounded; pebbles up to 1/3” diameter; average siz e = 1/8" to 1/4" diameter; no clay 720' Medium grained g ra v e l; same as at 710'; no clay 730' Medium siz e g ra v e l; same as at 710' but has a few pieces o f yellow clay; 100% gravel 740' Medium siz e g rav el; same as at 710'; no clay (Bottom o f Gravel Bed at 745') 750' Red and yellow clay with small amount o f fin e grained g ra v e l; 10% gravel; 90% clay 760' Red and yellow clay with small amount o f fin e grained g rav el; 95% clay , 5% gravel 770' Fine grained gravel and yellow clay; pebbles up to 1/4" diameter; average s iz e o f pebbles le s s than 1/8" diameter; 70% g rav el; 30% clay 780« Fine grained gravel and yellow clay; gravel s lig h t ly fin e r grained than at 770'; 70% g ra v e l; 30% clay 790* Y ellow clay and fin e grained g ra v e l; gravel is a l i t t l e coarser than a very coarse sand. 80% clay; 20% g ra v e l. 800' B u ff colored clay; no gravel (Top o f gravel bed at 805')