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UNITED STATES DEPARTMENT OF AGRICULTURE <br />SOIL CONSERVATION SERVICE ~~ <br />• Soil Test Data - Marvel Pit <br />•1. Natural surface layer under pinyon pine south of pit. <br />0-10 inches <br />pH 7.5 Conductivity 0.15 <br />2. Undisturbed subsurface (B2t~ layer Overlying the gravelly substratum. <br />10-20 inches <br />pH 8.4 Conductivity 0.15 <br />The pH and conductivity of all soils tested are favorable for its use <br />as topsoil material and as a growth medium for reestablishment of veg- <br />etation after the mining operation. . <br />