Ann: Quarterly Activities and Cash Flow at 31 March 2018, page-2

Quarter Highlights

• Customer concentrate delivery commenced with 10,310 dry metric tonnes (DMT) zinc concentrate shipped (of which 5,620 DMT were subject to advanced sales in Q2), and 500 DMT copper concentrate delivered during the quarter.

• $17.5 million cash at bank at 31 March 2018 with an additional $5.2 million relating to the quarter’s sales received in early April.

• RVR management team strengthened with appointment of Mr Rod Lovelady as Chief Financial Officer.

• Ongoing exploration success at the Liontown East discovery.