Altech Chemicals Limited (ASX:ATC) (FRA:A3Y) is pleased to announce that following a site visit this week by Altech's senior management in Saxony, Germany, a final construction contract for the Silumina AnodesTM pilot plant with Kuttner GmbH & Co. KG was executed.

Clean lithium developer Lake Resources NL (ASX:LKE) (FRA:LK1) (OTCMKTS:LLKKF) is pleased to advise that approximately 96 percent off the Additional Bonus Options issued in November 2021 have been exercised and converted into new LKE shares.

Copper producer Austral Resources Australia Ltd (ASX:AR1) is pleased to announce the appointment of Ben Coutts as Exploration Manager, effective 19 June 2022.

Tombola Gold Ltd (ASX:TBA) is pleased to confirm its positive progress towards first gold production, with mining activities advancing well-ahead of schedule at Comstock and Shamrock open-pits.

Cyprium Metals Limited (ASX:CYM) is pleased to announce that assay results have been received from the Nifty East infill extensional drilling. The program comprised 21 RC holes for 5,725m targeting areas from the previous program which identified encouraging widths of oxide-transitional mineralisation

Musgrave Minerals Ltd (ASX:MGV) (FRA:6MU) (OTCMKTS:MGVMF) is pleased to announce the appointment of Mr Anthony Buckingham as General Manager-Development.

Tombola Gold Ltd (ASX:TBA) is pleased to announce that it has signed a binding Term Sheet to acquire 100% of the Lorena Processing Facility, located only 30km from the Company's 100% owned flagship Mt Freda Gold Mine in Cloncurry, Queensland.

Clean lithium developer Lake Resources NL (ASX:LKE) (FRA:LK1) (OTCMKTS:LLKKF) advises that as part of the transition to serve critical North American and Asian supply chains Chairman Stu Crow will be appointed executive chairman to oversee the transition for a period of six months.

Monger Gold Ltd (ASX:MMG) is pleased to announce that an auger soil geochemistry program will commence in the coming days at its Scotty Lithium Project in Nevada, USA.

Theta Gold Mines Limited (ASX:TGM) (FRA:3LM) (OTCMKTS:TGMGF) is pleased to provide an update on the MR 83 gold processing plant. Theta appointed MET63, which specialises in the design and construction of advanced modular processing plants, to undertake and complete the plant design.