Articles Tagged "grade copper"

Copper Ore Types: Sulfides versus Oxides

Copper-containing rock hosts only a small percentage of copper. Most of the rock is unwanted material, typically referred to as gangue. Depending on to what minerals the copper is bound, the rock is processed in different ways in order to extract the valuable copper. Broadly, there are two main copper ore types of interest, copper oxide ores and copper sulfide ores.

Nautilus Minerals Intersects More High Grades at Depth

Nautilus Minerals Inc. (TSE:NUS) confirms the extension of high grade copper mineralisation beyond the project's previously identified massive sulphide system in Papua New Guinea.

Lundin Mining Announces Further High-Grade Copper Results at New Semblana Deposit

Lundin Mining Corporation (TSE:LUN) announce further high-grade copper intersections at its recently discovered Semblana copper-rich massive sulphide deposit located adjacent to its 100% owned Neves-Corvo mine in southern Portugal.

High Grade Copper Results – 42m of 3.2% Copper!

Nevada Copper (TSE:NCU) reported today more high grade copper results at its Pumpkin Hollow copper project in Nevada.  Highlights of the results include 42 meters of 3.2% copper and 38 meters of 3.2% copper in two separate holes.  These results are said to confirm continuity of high grade mineralization at the project. The release goes [...]

More High Grade Copper for Nevada Copper

Nevada Copper (TSE:NCU) reports 31.2 metres true width of 1.4% copper in their latest list of results from the Pumpkin Hollow copper project in Nevada.  The results reported today are the last of the drilling results from 2008 for the South and Southeast deposits. The company reports that an updated resource estimate based on all [...]

Poor economic data stifles copper’s gains

By Leia Michele Toovey- Exclusive to Copper Investing News Data released Thursday showing a further deterioration in the manufacturing sector snapped copper’s positive trend. Copper for March delivery shed 3.10 cents to close at $1.50 a lb on the New York Mercantile Exchange’s COMEX division. COMEX copper had gained nearly 7 per cent during the [...]

Serengeti Resources Inc.: Focused on the highly endowed Quesnel Trough

Overview Serengeti Resources Inc. is a Vancouver based junior exploration company focused on exploration for copper (Cu), gold (Au) and molybdenum (Mo) deposits in the Quesnel Trough, Northern British Columbia – the largest copper-gold porphyry belt in Canada. A strong globally-experienced and technically-skilled management team Focusing on Cu, Au and Mo deposits in the highly [...]