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predictive discovery ASX Announcement 29 October 2021 QUARTERLY ACTIVITIES REPORT FOR PERIOD ENDING 30 SEPTEMBER 2021 Predictive Discovery Limited ( " Predictive " or " Company " ) is pleased to provide an update on exploration activities undertaken during the September 2021 Quarter . Bankan Gold Project The Company announced an Inferred Mineral Resource of 72.8 million tonnes at 1.56g / t Au for 3.65 million ounces of gold , at a cut - off grade of 0.5g / t Au¹ . At a cut - off grade of 1.0g / t Au , total ounces within the same Mineral Resource models are 2.82Moz at an average grade of 2.29g / t Au¹ . During the Quarter , the Company completed 11 Reverse Circulation ( RC ) / Diamond Drill ( DD ) , 324 Power Auger and 71 Aircore holes ( totalling 13,773m ) as part of the resource drilling and exploration program . Initial scoping - level metallurgical testwork completed has returned excellent gold recoveries under standard test conditions² . Metallurgical testwork results included : NE Bankan • • Cyanide leach recoveries from all gold mineralisation types ranged from 94.2 % to 98.5 % under optimised conditions ( 75 - micron grind , 24 hours ) . Very good leaching kinetics with at least 94 % of extractable gold dissolution within 24 hours . Gravity gold recoveries ranging from 13.1 % to 37 % with values from the tonalite and tonalite skarn ore ranging from 19.6 % to 37 % . Step - out DD drilling continued to grow the central gold mineralised zone at depth , with broad gold zones intersected . Better results included : . . BNEDD0085 : 44m @ 8.0g / t Au from 265m , incl . 17m @ 18.1g / t Au from 273m³ BNEDD0088 : 49.7m @ 11.7g / t Au from 301m² , incl . 17.0m @ 31.9g / t Au from 313m , incl . 7.0m @ 50.3g / t Au from 322m BNEDD0087 : 55.6m @ 5.7g / t Au from 237m , incl . 40m @ 7.3g / t Au from 239m4 • BNERD0090 : 26m @ 7.0g / t Au from 407m , incl . 11m @ 13.6g / t Au from 407m5 1 ASX Announcement - 3.65 MILLION OUNCE BANKAN MAIDEN MINERAL RESOURCE ESTIMATE ( 30 September 2021 ) 2 ASX Announcement - EXCELLENT GOLD RECOVERIES FROM INITIAL BANKAN METALLURGICAL TESTWORK ( 14 September 2021 ) 3 ASX Announcement - 44M @ 8G / T GOLD - HIGHEST IMPACT GOLD INTERCEPT AT BANKAN PROJECT ( 1 July 2021 ) 4 ASX Announcement - BONANZA GOLD GRADES AS HIGH - GRADE ZONE REVEALED AT BANKAN ( 19 July 2021 ) 5 ASX Announcement - HIGH - GRADE GOLD ZONE CONFIRMED UP TO 400 METRES DEPTH 16 September 2021 T +61 8 9216 1020 F +61 8 9481 0411 Level 2 , 33 Ord Street , West Perth WA 6005 ASX : PDI predictivediscovery.com