Tinka Drills 145 Metres at 10.9% Zinc Including 29 Metres at 20% Zinc at Ayawilca

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VANCOUVER, BC / ACCESSWIRE / March 6, 2023 / Tinka Resources Limited ("Tinka" or the "Company") (TSXV:TK)(BVL:TK)(OTCQB:TKRFF) is pleased to announce results for six recent drill holes from the Company's ongoing infill and resource expansion drill program at the Ayawilca project in Peru. All six drill holes are infill holes from the South Ayawilca area. Hole A23-212 returned much better than expected results with a thick and high-grade zinc intersection of 145.2 metres grading 10.9% zinc (estimated true thickness of ~ 100 metres) including 29.3 metres grading 20.2% zinc from a shallow depth of 158 metres. The drill program at South Ayawilca continues to exceed our expectations with respect to the continuity of the ultra high zinc grades. Drilling is expected to continue with two rigs until the end of April.

Key highlights of recent South Ayawilca drill holes

  • Hole A23-212:

    • 145.2 metres at 10.9% zinc from 158.2 metres depth, including:

      • 29.3 metres at 20.2% zinc from 158.2 metres depth, and

      • 10.6 metres at 14.9% zinc from 200.8 metres depth, and

      • 9.8 metres at 15.1% zinc from 239.1 metres depth, and

      • 3.6 metres at 35.0% zinc from 262.6 metres depth, and

      • 25.8 metres at 13.1% zinc from 277.6 metres depth.

    • The wide interval includes 4.4 metres of no recovery assumed zero grade in three separate zones.

  • Hole A22-208:

    • 4.6 metres at 32.4% zinc from 105.2 metres depth; and

    • 9.9 metres at 9.7% zinc from 142.1 metres depth; and

    • 71.2 metres at 8.8% zinc from 168.8 metres depth, including:

      • 37.7 metres at 12.8% zinc from 194.0 metres depth, including

        • 2.7 metres at 45.2% zinc from 188.0 metres depth, and

      • 20.0 metres at 16.9% zinc from 211.9 metres depth; and

    • 1.7 metres at 36.3% zinc from 265.9 metres depth.

  • Hole A22-206:

    • 37.8 metres at 10.5% zinc from 153.5 metres depth, including:

      • 23.4 metres at 15.2% zinc from 168.0 metres depth; and

    • 2.7 metres at 45.2% zinc from 188.0 metres depth and 1.7 metres at 15.9% zinc from 200.3 metres.

  • Hole A23-215:

    • 5.2 metres at 11.2% zinc from 144.4 metres depth; and

    • 4.1 metres at 33.6% zinc from 190.0 metres depth; and

    • 30.1 metres at 8.6% zinc from 263.4 metres depth, including

      • 5.6 metres at 21.3% zinc from 264.5 metres depth.

  • Hole A22-210: 2.7 metres at 16.2% zinc from 85.6 metres depth.

  • Hole A22-201: An extension of hole A17-066 (extended by 59 m) did not intersect significant mineralization.

  • A total of 10,000 metres have now been drilled for 30 drill holes in the 2022-23 drill program with a further 1,000 metres (approximately) to be completed. Seven holes have results pending.

True thicknesses of the mineralized intercepts are estimated to be at least 70% of the downhole thicknesses.

Dr. Graham Carman, Tinka's President and CEO, stated: "Hole A23-212 is without doubt Tinka's best ever hole at Ayawilca in terms of thickness and grade of the zinc mineralization - the hole intercepted a continuous zone of massive sulphide mineralization grading 11% zinc over an interpreted true thickness of approximately 100 metres. This hole is one of five fan holes reported here, following-up on the spectacular high-grade intercept of 39 metres grading 20% zinc including 10.4 metres at 42% zinc in hole A22-202 (link to news release). The results of these fan holes prove that there is excellent continuity of the high-grade zinc mineralization along a 200-metre strike length of folded limestone at the western extremity of the South Ayawilca deposit. This ultra high-grade zinc zone, which we are continuing to define and extend with more drilling, is expected to be very important for the project as it is located at the shallowest part of the South Ayawilca resource and therefore likely to be accessed early in the mine plan."