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Timetable for Mining and Reclamation <br /> TIMETABLE <br /> • Phase I ff reshwater and Siltation Ponds —2.3 years <br /> • Phase 2(Cell 1)—4 years <br /> • Phase 3(Cell 2 —6.9 years <br /> • Phase 4(Cell 3)-13.2 years <br /> • Phase 5(Cell 4)— 10.6 years <br /> Total Project—37 years <br /> (t) Use Mining Plan Map in conjunction with narrative to present. <br /> (i.) Nature, depth and thickness of the deposit and thickness and type of overburden to be <br /> removed <br /> The deposit consists mainly of sand and gravel with some lenticular clay deposits.The <br /> depth to bedrock ranges from 13 feet deep near the river to 58 feet deep to the east side <br /> of the site. Overburden is mainly sandy silt grading in to silty sand averaging <br /> approximately four feet in depth. <br /> (ii.) Nature of the stratum immediately beneath the material to be mined in sedimentary <br /> deposits <br /> Bedrock consists mostly of soft bluish-grey claystone consistent with the Denver <br /> Formation. <br /> (g) Identify the primary and secondary commodities to be mined/extracted and describe the <br /> intended use. <br /> The primary commodities are sand, gravel and fill; intended for construction materials. <br /> (h) Name and describe the intended use of all expected incidental products to be <br /> mined/extracted by the proposed operation. <br /> Gold may be extracted as an adjunct component of any wash equipment installed at the site. <br /> Monarch DEN —Gravel Mine—MLRB 112 Permit Amendment <br /> Exhibit D-3 <br />