Drilling Announcement at the Jundee South Gold Project

ASX ANNOUNCEMENT AND MEDIA RELEASE

2 October 2020

Suite 6, 100 Mill Point Road, South Perth WA 6151

FOR FURTHER INFORMATION:

PO Box 1704 West Perth WA 6874

Mr Brett Clark

+61 8 9264 7000

Chairman and CEO, Avenira Limited

Mr Graeme Smith

frontdesk@avenira.com

CFO and Company Secretary, Avenira Limited

Hole ID

Target

Easting

Northing

RL

Grid

Dip

Azimuth

Final

Depth

JSA20_175

YaN18

263548

7068444

549

MGA20_Z50

-60

050

92m

Criteria

JORC Code explanation

Commentary

Sampling

• Nature and quality of sampling (eg cut channels, random chips, or

• Samples are all broken chips generated by a rotating drill bit and high

techniques

specific specialised industry standard measurement tools appropriate

-pressure air as per standard industry practice

to the minerals under investigation, such as down hole gamma

• Samples obtained for analysis are mostly composites of 2-3kg size.

sondes, or handheld XRF instruments, etc). These examples should

Sampling and analysis methods are discussed elsewhere.

not be taken as limiting the broad meaning of sampling.

• Include reference to measures taken to ensure sample representivity

and the appropriate calibration of any measurement tools or systems

used.

• Aspects of the determination of mineralisation that are Material to the

Public Report.

• In cases where 'industry standard' work has been done this would be

relatively simple (eg 'reverse circulation drilling was used to obtain 1

m samples from which 3 kg was pulverised to produce a 30 g charge

for fire assay'). In other cases more explanation may be required,

such as where there is coarse gold that has inherent sampling

problems. Unusual commodities or mineralisation types (eg

submarine nodules) may warrant disclosure of detailed information.

Drilling

• Drill type (eg core, reverse circulation, open-hole hammer, rotary air

• Aircore (AC) - standard 3" holes drilled with standard aircore blade

techniques

blast, auger, Bangka, sonic, etc) and details (eg core diameter, triple

and inner tube assembly to blade refusal

or standard tube, depth of diamond tails, face-sampling bit or other

• Challenge Drilling were engaged to complete drilling activities

type, whether core is oriented and if so, by what method, etc).

Drill sample

• Method of recording and assessing core and chip sample recoveries

• Notes made in geological logs and sampling sheets as to any

recovery

and results assessed.

contamination or recovery issues encountered

• Measures taken to maximise sample recovery and ensure

• Markings on drill rig mast ensured correct intervals placed in each

representative nature of the samples.

pile

• Whether a relationship exists between sample recovery and grade

• No results have been received so link between recovery and grade

and whether sample bias may have occurred due to preferential

has not been assessed

loss/gain of fine/coarse material.

Logging

• Whether core and chip samples have been geologically and

• Geological logging has been captured in a digital, interrogatable form

geotechnically logged to a level of detail to support appropriate

• Logging mostly qualitative in nature, although degrees of alteration

Mineral Resource estimation, mining studies and metallurgical

and weathering are noted. Quantitative estimations made of sulphide

studies.

and veining contents

1

Criteria

JORC Code explanation

Commentary

• Whether logging is qualitative or quantitative in nature. Core (or

costean, channel, etc) photography.

• The total length and percentage of the relevant intersections logged.

Sub-sampling

•

If core, whether cut or sawn and whether quarter, half or all core

• Samples were collected using a trowel from chip piles and

techniques

taken.

composited over 4 metres and weighing approximately 2kg. Care

and sample

•

If non-core, whether riffled, tube sampled, rotary split, etc and

taken during sampling to ensure cross section through complete

preparation

•

whether sampled wet or dry.

interval without including underlying ground

For all sample types, the nature, quality and appropriateness of the

• Wet samples were placed in holes lined with paper to ensure

sample preparation technique.

•

minimized risk of inclusion of underlying soil in sample

Quality control procedures adopted for all sub-sampling stages to

maximise representivity of samples.

• Measures taken to ensure that the sampling is representative of the in

situ material collected, including for instance results for field

duplicate/second-half sampling.

• Whether sample sizes are appropriate to the grain size of the material

being sampled.

Quality of

•

The nature, quality and appropriateness of the assaying and

ANALYSIS METHOD

assay data

laboratory procedures used and whether the technique is considered

• Samples submitted to Jinning Pty. Ltd. in Canning Vale (Perth). The

and

partial or total.

samples were numerically ordered then placed in ovens for drying.

laboratory

•

For geophysical tools, spectrometers, handheld XRF instruments, etc,

After drying they are pulverized to a nominal ~75 microns, 150-200

tests

the parameters used in determining the analysis including instrument

grams is then split off for weighing while the remainder is kept for

make and model, reading times, calibrations factors applied and their

reference checks if required. A 50 gram subsample sample is then

derivation, etc.

•

weighed off and placed in a crucible with appropriate fluxes and is

Nature of quality control procedures adopted (eg standards, blanks,

duplicates, external laboratory checks) and whether acceptable levels

fired in a furnace. The resultant lead bead is removed and dissolved

of accuracy (ie lack of bias) and precision have been established.

in an Regia acid digest using Hydrochloric and Nitric before being