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• <br />2.04.6 <br />RESPONSE continued <br />(C) PHYSICAL PROPERTIES OF OVERBURDEN <br />Most of the overburden present is shale which has an <br />approximate weight of 2800 lbs./per bank cubic yard and an <br />approximate swell factor of 33$. The shale has a silty <br />texture with a hardness of approximately 3-4 on Mohs' scale <br />and a 25$ swell factor when compacted. <br />I(D) Chemical Analysis of each stratum within the overburden <br />and interburden are shown in Appendix D-I, VOLUME II. <br />NOTE: SEE APPENDIX D, VOLUME II For Complete Details <br />~ (E) ANALYSIS OF COAL SEAM <br />Listed below are the average values of pyritic sulfur, <br />organic sulfur, and total sulfur. <br />`J <br />Form of Sulfur Average ($) Range ($) <br />Pyritic 0.03 0.04 - 0.08 <br />Organic 0.40 0.32 - 0.73 <br />Total 0.43 0.34 - 0.79 <br />(ii) (iii) (iv) No response necessary <br />(2) No underground mining is present or anticipated this appli- <br />cation. <br /> <br />