Proceeds will go towards general corporate purposes, and added to the group's coffers of US $7.4mln as at beginning of March, combined shall provide funding for continued exploration drilling.
It will also advance the completion of the definitive feasibility study for its Kun-Manie nickel copper sulphide project.
In December last year, the firm announced it had completed a £12.5mln funding with Crede.
The US finance firm, will provide the funds in five staged payments for shares of £2.5mln each.
Amur said it had allotted over 32mln subscription shares to Crede at 7.65p each to raise £2.5mln gross.
It also issued warrants over 24.5mln shares exercisable at a price of 9.945p per share exercisable for five years.
Crede now has over 45mln shares, or around 8.835 of the share capital.
“The signed agreement sets the stage for future development funding negotiations with the fund and reflects the government interest in the project as a driver of economic activity in the region,” said SP Angel, nominated adviser and broker to Amur Minerals.
Amur shares were up 0.7% at 6.65p in late trading.