Pacific Bauxite plans to raise A$1.9m ($1.53m) in a private placement of 73,076,919 fully paid ordinary shares at a price of A$0.026 ($0.02) a share.
The company is engaged in the exploration, mining, and production of bauxite.
Stellar Diamonds proposes to raise £330,000 ($435,000) through a private placement of ordinary shares priced at £0.325 ($0.43) a share.
The UK-based diamond mining company intends to issue 10,153,847 new ordinary shares as part of the offering.
The company has engaged Peterhouse Corporate Finance as its joint broker for the placement.
Australia-based mining company Venture Minerals intends to raise A$934,000 ($750,000) in a first tranche private placement of 46,717,687 ordinary shares priced at A$0.02 ($.016) a share.

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By GlobalDataThe company also intends to raise A$960,000 ($770,000) in a second tranche private placement of 48,282,313 ordinary shares, priced at A$0.02 ($0.016) each.
The first tranche is anticipated to be completed by 18 September 2017, while the second tranche has yet to be approved by the shareholders.
Canada-based mineral exploration company Tarku Resources has raised gross proceeds of C$138,000 ($110,000) in the second tranche of a non-brokered private placement of non-flow-through units and flow-through shares.
The company has issued 2,084,000 non-flow-through units and 162,500 flow-through shares, as part of the placement. Each unit was issued at a price of C$0.06 ($0.048), while the shares were priced at C$0.08 ($0.06) each.
Each non-flow through unit comprises a common share and one-half of one common share purchase warrant, which entitles the holder to purchase one common share at a price of C$0.10 ($0.08) a share. The warrant can be exercised within a period of 36 months ending 11 September 2020.
Maca plans to raise A$60m ($48.31m) in a private placement of 33.4 million shares priced at A$1.80 ($1.45) a share.
The company has assigned Hartleys as its sole lead manager for the placement.
Maca is a mining and civil construction company based in Australia.