Ban Houayxai Gold-Silver Operation

Map showing the Laos contract area

The Ban Houayxai Gold-Silver Operation is located approximately 25 kilometres west of PanAust's Phu Kham Copper-Gold Operation.

Commencing production in 2012, Ban Houayxai comprises an open-pit mine feeding ore to a conventional four million tonne carbon-in-leach recovery process plant.

The Operation

Ban Houayxai was designed in accordance with the International Cyanide Management Code (the Code) – a voluntary program for the responsible manufacture, transport, use and disposal of cyanide in the production of gold. The Operation received pre-operational certification in 2012, operational certification in 2013, and was recertified in 2019.

Process plant at Ban Houayxai

March quarter 2022 production

During the March quarter 2022, the Ban Houayxai Operation poured 25,303 ounces (oz) of gold and 176,000oz of silver in doré for a C1* cost of US$654/oz gold. An all-in sustaining cost (AISC**) of US$1,107/oz gold was released. 

The Operation mined 3.8 million tonnes (Mt) of ex-pit material during the quarter which included 1.4Mt of gold-silver ore. Over 1.2Mt of ore was processed.

Gold and silver doré sold during the quarter totalled 27,305oz and 186,981oz respectively. An overall gold recovery rate of more than 82 per cent was achieved.

*Brook Hunt convention for the reporting of direct costs comprising: mine site, product transportation and freight, treatment and refining charges and marketing costs; based on payable metal content after by-product credits

**AISC reported are the C1 cost plus royalties, allocated corporate support charges, shared services costs, sustaining capital; lease principal and interest charges; and deferred mining and inventory adjustments capitalised

Quarterly concentrate sales

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Oz of Gold
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Oz of Silver
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Around the Operation