The results included 7m grading 35.3 grams per tonne gold from 33m and 5m at 15.2gpt from 3m.
Feasibility work is underway for development scenarios including a circa 120,000 ounce per annum open cut and underground mining operation.
A decision to build is possible later this year.
Youanmi features both open cut free milling oxide dirt and some underground refractory material, with the Albion process being leaned towards to treat the latter.
Resources at Youanmi currently total 3.2 million ounces.
Rox, which is led by geologist and former capital markets executive Alex Passmore, had cash at the start of the current quarter of A$6.9 million.
Shares in Rox were trading this week at 24c, capitalising the company at $40.5 million.
Venus is capped at $24 million.