Larvotto Resources (ASX:LRV) reported positive results from its metallurgical test work program at the Hillgrove project in New South Wales, indicating a 90% tungsten recovery with a sixteen-fold increase in feed grade, according to a Wednesday filing with the Australian bourse.
Further optimization test work is in progress through gravity, acid leaching, and other refinement methods, the filing said.
The company is also working with gravity separation firm Sepro to generate a saleable tungsten concentrate, per the filing.
Larvotto Resources shares rose 2% in midday trade on Wednesday.