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• 4.3 New Findings or Developments <br />4.3.1 1995 Operation Results <br />1995 mining activities occurred over the entire year. Other than planned shut downs for <br />maintenance, the plant and mine ran continuous. <br />A summary of mining and process results are as follows: <br />Avg. Purity Purity Tons Tons Tons <br />onth ( m Temp.F NaCI all NaHC03 all cavity #1 cavit #3 cavity #4 <br />Jan 538 189 57 129 0 2953 0 <br />Feb 576 194 48 116 0 2807 0 <br />Mar 557 186 43 125 0 3225 0 <br />Apr 536 180 47 129 0 3315 0 <br />May 498 188 47 112 0 1719 451 <br />June 568 179 80 97 0 1372 2443 <br />July 621 178 82 99 0 1370 2247 <br />Aug 625 184 85 107 0 1742 3649 <br />Sept 598 185 80 103 0 435 5475 <br />Oct 499 184 66 108 0 0 4434 <br />• Nov 512 192 76 105 0 0 2349 <br />Dec 647 173 88 103 1942 0 4388 <br />Key to above headings <br />Average Flow (gpm) -recovery flow rate during process operations <br />Recovery Temperature -temperature in degrees F recovered at the preg tank <br />Product Purity - g/I sodium chloride and sodium bicarbonate in the pregnant liquor <br />Tons Mined -total monthly bicarb production without adjustments <br />Figure 4-3 illustrates the 1995 pregnant liquor results and Figure 4-4 presents monthly <br />production for 1995. <br />• 16 <br />