The company, in its results statement for 2018, also highlighted that its cost reduction programme is underway following a recent review of corporate overhead costs, and, it ended the period with US$1.86mln.
In February, the company raised a further US$2.4mln in a share placing.
Aminex noted that it is actively seeking investment opportunities to diversify its portfolio.
In terms of the core Ruvuma asset, there were a number of operational highlights in 2018.
It sold a farm-out deal with The Zubair Corporation to accelerate the development of the Ntorya gas field.
Ntorya was the subject of a new competent persons report ascribed a significant increase in resources - 763bn cubic feet of contingent gas resources and 1.87 trillion cubic feet of gas initially in place, plus 936bn cubic feet of prospective resources.
A rig contractor has been secured for the planned Chikumbi-1 well, which will target the prospective resources.
Remedial work was meanwhile undertaken on the Kiliwani North-1 well to reinstate production from the field.
In today’s financial results the company has fully impaired its Nyuni exploration assets, contributing some US$43.47mln to the group’s net loss US$48.51mln loss.