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  1. #4091
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    Life goes on. Another 2 weeks since comments of no news from NTL.

  2. #4092
    I like peanuts... youngatheart's Avatar
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    This is from 1 year ago....


    New Talisman Gold Mines Limited Ordinary Shares

    Announcement
    as at 13:33:34, Thursday 22 March, 2018 (NZDT)
    Testwork reveals high recovery of gold

    NTL
    22/03/2018 13:33
    MKTUPDTE
    PRICE SENSITIVE
    REL: 1333 HRS New Talisman Gold Mines Limited

    MKTUPDTE: NTL: Testwork reveals high recovery of gold

    HIGHLIGHTS
    o 75kg of ore from the target areas of Mystery and Dubbo have been
    treated using Gravity Concentration and Flotation methods;
    o Testwork shows that 94% and 93.6% gold is recoverable in the Dubbo
    and Mystery samples respectively using this process;
    o Only environmentally benign reagents are used to achieve these
    recovery levels;
    o Design of pilot plant is underway.

    Testwork Overview
    Gold at the Talisman Mine is hosted in three major quartz veins, namely, the
    Maria, Mystery and Crown/Welcome. Of these three the Maria vein is the major
    contributor containing approximately 91% of the mines 469,000 Oz AuEq Mineral
    Resource within the Dubbo, Bonanza and Woodstock Zones. The average grade of
    the resources in these zones is estimated at 22.0g/t, 23.6g/t and 6.3g/t AuEq
    respectively with some 313,000 Oz lying in the Dubbo Zone. (please see
    announcement of
    https://www.asx.com.au/asxpdf/201709...d5v2hnybjc.pdf) Exploration in
    this area has yielded some spectacular results, notably hole BM 37 which
    yielded 1.8 m @ 656g/t Au and 2080g/t Ag.
    The Mystery Vein is a newly discovered vein that is highly prospective and a
    potentially significant contributor to the future of the mine.
    The metallurgical testwork was designed to deliver reliable and repeatable
    results which will be used to inform engineering studies and cost estimates
    both for pilot testwork during the Bulk Sampling Project and to inform design
    in an updated Pre-Feasibility Study.
    Testwork examined the processing path, post mining, as illustrated below:

    There are four stages to the metalurgical process once ore has been mined and
    crushed to a suitable feed size:
    1) Grinding of ore to a suitable size to liberate gold;
    2) Recovery of free milling gold in a gravity concentrator
    3) Flotation of the concentrator tails to recover additional gold
    4) Final recovery of gold from concentrate

    Processing - Grinding

    An important output from the testwork was to determine the optimal grind size
    to liberate gold contained in the ore. Grinding (or milling) of ore takes
    place in a ball mill and is the most expensive and energy intensive part of
    the process. The finer the grind size required the more energy and time is
    taken up. Two grind sizes were tested here with ore initially milled to p80
    passing 106?m and again to p80 passing 53?m.

    Processing - Gravity Concentration

    The milled product was pulped to 50 % solids and the resultant pulp was
    subjected to gravity concentration via a Knelson Centrifugal Concentrator.
    The primary concentrate was upgraded via careful hand panning to provide
    final concentrate mass yield approaching that of operating Knelson
    installations. Final free gold concentrate (pan concentrate) was assayed via
    total fusion to eliminate sampling error and nugget effect. Secondary
    concentrate (pan tailing) and final tailings were dried, weighed and split
    for Au assay.
    Results from this show that 61.3% of gold in Dubbo ore, and 81.9% of gold in
    Mystery ore can be recovered directly through this process.
    Processing - Flotation

    Tailings from the gravity concentrator were pulped to 20% solids and
    subjected to single stage flotation with the addition of copper sulphate,
    sodium isobutyl and Dow 250 which are all environmentally benign reagents.
    This process resulted in recovery of an additional 32.7% of gold from Dubbo
    ore and 11.7% from Mystery ore, yielding overall recoveries of 94% and 93.6%
    respectively. Variance of recovery rates between the two grind sizes was
    insignificant. This is comparable to the recovery achieved from Talisman ore
    which has previously been treated using a cyanide leach process. Importantly,
    the gravity and flotation process will produce inert tailings with low
    sulphide levels.

    Processing - Gold Recovery

    On exit from the flotation tanks the concentrate can either be sold directly
    on the market or the gold recovered on a shaker table and smelted.
    These results are very pleasing with recovery rates nearing those attained
    from similar tests involving cyanide leaching. Essentially this means that,
    following pilot testing, the company will be able to use only environmentally
    benign reagents for gold recovery which supports the company in its goal for
    the Talisman Mining operation to be a responsible, environmentally
    sustainable operation.
    Chief operating officer and principal mining engineer Wayne Chowles said "The
    results of this testwork provides the necessary hard data with which to
    proceed with forward planning and takes us an important step closer to
    realizing the potential of this magnificent orebody"
    Next Steps - Pilot Plant Design
    Results from the testwork set out above will inform the design of a pilot
    plant layout which is expected to be similar to that set out in the process
    flow diagram alongside. It is expected that the plant will be modular and
    scaleable allowing components to be added as production volumes increase.
    Further information on this will be released to the market as it becomes
    available.

    New Tal
    Matthew Hill
    Chief Executive Officer
    New Talisman Gold Mines Limited
    __________________________________________________ ________________________
    About New Talisman Gold Mines Ltd
    New Talisman Gold is a dual listed (NZSX & ASX: NTL) with over 2250
    shareholders who are mainly from Australia and New Zealand and has been
    listed since 1986. It is a leading New Zealand minerals development and
    exploration company with a mining permit encompassing the Talisman mine, one
    of New Zealand's historically most productive gold mines. The company has
    commenced prospecting and upgrading activities at the mine and advance the
    exploration project and increase its considerable global exploration target
    into JORC 2012 resources.
    Its gold properties near Paeroa in the Hauraki District of New Zealand are a
    granted mining permit, including New Zealand's highest-grade underground gold
    mine, a JORC 2012 compliant mineral resource of over 427,000 ounces au/eq at
    an average above 15 gt AU/eq and a JORC compliant reserve statement. The
    company owns 100% exploration permit Rahu, which lies along strike from the
    Talisman mine of which 80% was recently acquired from Newcrest Mining. The
    company will shortly commence exploration activities at Rahu.
    End CA:00315905 For:NTL Type:MKTUPDTE Time:2018-03-22 13:33:37

  3. #4093
    I like peanuts... youngatheart's Avatar
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    So my question is what have they done since?

  4. #4094
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    Obviously not enough for you. I thought that testing was performed overseas.

    There has only been 6 and half weeks since the last quarterly. Be patient.

  5. #4095
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    Quote Originally Posted by haewai View Post
    Obviously not enough for you. I thought that testing was performed overseas.

    There has only been 6 and half weeks since the last quarterly. Be patient.
    Generally I'm for being patient, but in that last quarterly they advised of an update in regards to Dubbo "in the next few weeks". Been silence since that.

  6. #4096
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    ? ? ? ? ? !!!!!

  7. #4097
    I like peanuts... youngatheart's Avatar
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    Luck comes in threes apparently so with good news from PLX and BLT perhaps NTLs time has come. Lol.

  8. #4098
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    Quote Originally Posted by haewai View Post
    Yeah, an update on this would be reassuring:
    "If the rise is stable the objective of removing 5+ tonnes of thebonanza grade material could be completed near the end of Q1. An update of progress in this areawill be provided to shareholders in the next few weeks"

    And maybe an announcement of end of commissioning stage and starting of processing/testing:
    "All components of the pilot processing plant have arrived and are being assembled off site. It isanticipated that commissioning will take place during late February with completion of an initial testbatch completed by end April."

    Am not sure why a test batch takes two months to pass through the plant anyway. Standard NTL timeframes I guess.

    And perhaps a left-field 'bonanza' announcement on a decision on this sort of thing:
    "...the company continues to assess enquiries regarding altenative potential treatmentoptions."

    Though that's possibly too much action for NTL.

    Looking forward to the results of the pilot plant commissioning and completion of the testbatch at the end of April.

  9. #4099
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    That is almost 3 weeks away but I must admit I too am looking forward to an update

  10. #4100
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    Still waiting on that update that was due "a few weeks" from 31/01/2019

    The few weeks will then be 3 Month exactly

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