Aguia Resources has kicked off drilling at its Santa Barbara gold project in Colombia, with early results revealing ...

The veins are found in pinkish rock, called San Lucas gneiss, which contain broken rock textures with coarse galena and yellow sphalerite - both are signs of a strong gold system. The project’s ...

A massive "supergiant" gold ore deposit unearthed in China is believed to be one of the largest and most valuable gold reserves ever found ...

Howard at Cochise Council Rock ... of significant gold-bearing vein lodes, mining began in earnest, with a yield of $125,000 in gold by 1883. By 1902, 8,000 tons of gold-lead ore had been ...

Scheelite, a primary ore of the strategic metal tungsten, has the highest melting point of all metals at 3,410 degrees Celsius (6,170 F). Development of gold placers on the east flank of the ...