Australian Potash Limited (ASX:APC) is pleased to advise the appointment of Mr Scott Nicholas to the position of Chief Financial Officer.

Ardea Resources Ltd (ASX:ARL) (OTCMKTS:ARRRF) provides the Company's latest presentation.

Great Bear Resources (CVE:GBR) (OTCMKTS:GTBDF) reported the discovery of a new gold control within its Dixie Limb Zone target which is associated with thickened and higher-grade gold mineralization. The new discovery enhances the DL as a significant potential host of high-grade gold.

Lithium Power International Limited (ASX:LPI) (OTCMKTS:LTHHF) is pleased to submit its quarterly Activity Report for the period ended 31 March 2019.

Lake Resources NL (ASX:LKE) announced today that a second, larger diamond drill rig operated by Foraco Argentina SA has progressed drilling to a depth of 141 metres at Lake's 100% owned Cauchari Lithium Brine Project. Located adjacent to world-class brine projects either in production or under development, the latest drilling aims to unlock further value from this emerging project.

Argent Minerals Limited (ASX:ARD) is pleased to report its activities and cash flow for the quarter ended 31 March 2019.

The Board of Blackham Resources Limited (ASX:BLK) (OTCMKTS:BKHRF) advises of Senior Management and Board changes to streamline the Company's leadership following a challenging period.

Lake Resources NL (ASX:LKE) provides the Company's Quarterly Report for the period ending 31 March 2019.

Australian Potash Limited (ASX:APC) is pleased to advise that Managing Director & CEO Matt Shackleton has provided a management update video, which can be found on the Company's website.

Blackham Resources Ltd (ASX:BLK) (OTCMKTS:BKHRF) provides the following update on its activities for the quarter ended 31 March 2019 and thereafter.