How to Utilize Assays and Evaluate Results
June 2009 by Chris RalphAsk the lab manager how your ores will be tested, and ask to see the equipment that will be used. If you are told it’s a secret that can’t be explained, you need another assayer.
The Guyana Highlands referred to here are a tropical upland area that extends from French Guiana on the east to Colombia on the west, with elevations reaching 9,219 feet. It occupies a vast and remote region between the Orinoco River on the north and the Amazon River on the south. There are mountains, tablelands, mesas, and swamps, largely impassable to those on foot.
The Canadian copper industry is benefiting from the current high metal prices, and exploration activity should remain high over the coming year as new mines are developed and continuous improvement programs increase efficiencies at existing operations.
• House members "earn" another raise
• Not the sharpest knife in the drawer...I mean...clerk in the store
• That's 8.49 million first-class postage stamps
If you think all the vein gold near the surface has been dug up—think again! A weekend prospector recently came into the lab with a shoe-box full of samples that were from ten to fifty percent native crystalline gold on dirty white quartz.
Drill holes in a mineralized vein often penetrate hidden layers of poor ore which, after blasting, end up diluting the production quality. Disseminated gold ores carrying two ounces per ton may be identical in appearance to adjacent vein material...
The Bawl Mill • Mining Expedition at Eagle Rock—Part II • Broomstick Gold • Electra Gold Sees Potential in Other Minerals & Metals • The Forgotten Specimen—Part I • Miner's Cabin—Red Shack Territory • "New" Gold Rush Has Arrived • NASCAR Driver Turns Prospector • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices