Arian Silver Corporation plc (LON:AGQ, CVE:AGQ) has been given more time to decide whether it wants to option Tierra Nueva Mining's (TNM) Noche Buena gold and silver tailings project in Mexico.
On May 4, the firm revealed it had paid US$25,000 to evaluate the site exclusively for 120 days.
In other news, Instem (LON:INS), which provides software used to log clinical trials, said revenue growth had continued as projected, meaning it is confident it will match market expectations.
Meanwhile, Turkey-focused gold miner Ariana Resources plc (LON:AAU) has bolstered its board with the appointment of mining engineer Christopher Sangster as a non-exec director.
In a career spanning over 35 years, he has been general manager for Caledonia Mining Corporation for the Cononish gold project and a director of Fynegold Exploration.
Over at Business-to-business (B2B) e-procurement group cloudBuy PLC (LON:CBUY), the group is to deliver a new online marketplace for FSB, the non-profit business services provider.
The FSB marketplace will enable its 170,000 members to trade with each other securely and cost effectively as well as allow both consumer and business buyers to buy goods and services directly from FSB's trusted member network.
Elsewhere, gold recovery specialist Goldplat (LON:GDP) saw profits surge in the second half of its trading year due to a combination of a higher gold price and lower value of the pound.
The group, which extracts gold from mining waste, expects profits in the year to June to be around £2mln on sales of £20mln.
Over at Sound Energy PLC (LON:SOU), the gas development company with assets in Italy and Morocco has strengthened the management team ahead of what chief executive James Parsons has described as “pivotal time” for the company.
And finally, Metal Tiger Plc (LON:MTR) has topped up its stake in Red Rock Resources Plc (LON:RRR) investing £100,000 in the group though a share subscription.
The small cap mining investor and exploration group’s stake in Red Rock increases to 16.81%. It bought 25mln shares in the placing, priced at 0.4p per share. And a representative of Metal Tiger will be appointed to the Red Rock board in due course.