Latest Ore Stories
THUNDER BAY, ON and VALLENAR, CHILE, May 20, 2015 /PRNewswire/ - Red Metal Resources Ltd.
TSX: GPRNYSE MKT: GPL VANCOUVER, May 19, 2015 /PRNewswire/ - GREAT PANTHER SILVER LIMITED (TSX: GPR) (NYSE MKT: GPL) ("Great Panther", the "Company") announces that it
VANCOUVER, May 12, 2015 /PRNewswire/ - Sierra Metals Inc.
TSX: SVL NYSE MKT: SVLC VANCOUVER, May 7, 2015 /PRNewswire/ - SilverCrest Mines Inc.
TSX: TVI OTCQB: TVIPF CALGARY, May 7, 2015 /CNW/ - TVI Pacific Inc.
TSX: TVI OTCQB: TVIPF CALGARY, May 5, 2015 /CNW/ - TVI Pacific Inc.
CLEVELAND, April 28, 2015 /PRNewswire/ -- Cliffs Natural Resources Inc.
TSX: TVI OTCQB: TVIPF CALGARY, April 27, 2015 /CNW/ - TVI Pacific Inc.
Pre-Tax NPV8.5%: $148M, IRR 27.7% Post-Tax NPV8.5%:
VANCOUVER, British Columbia, April 13, 2015 /PRNewswire/ -- First quarter production of 23,700 tonnes of copper Capstone Mining Corp.
Aurichalcite is a mineral, usually found as a secondary mineral in copper and zinc deposits. Its chemical formula is (Zn,Cu)5(CO3)2(OH)6. The name probably originates from the Greek oreichalchos meaning "mountain copper".
Galena is a lead ore. This article describes Galena's mineral properties. In its chemically purified form, Galena is known as Lead Sulfide; refer to that article for chemical and industrial uses. Galena is one of the most abundant and widely distributed sulfide minerals, and is the most common ore of lead. Crystals are usually cubic, sometimes octahedral. It is often associated with the minerals sphalerite and fluorite. Galena deposits sometimes contain significant amounts of silver as an...
Hematite (AE) or haematite (BE) is the mineral form of Iron (III) oxide, (Fe2O3), one of several iron oxides. The ore sometimes contains slight amounts of titanium. When shaped into ornaments, it is often called black diamond. Hematite is a very common mineral, coloured black to steel or silver-gray, brown to reddish brown, or red. It is mined as the main ore of iron. Varieties include Bloodstone, Iron Rose, Kidney Ore, Martite, Paint Ore, Specularite (Specular Hematite), Rainbow Hematite...
Pentlandite is a iron-nickel sulfide, (Fe,Ni)9S8. Pentlandite usually has a Ni:Fe ratio of close to 1:1. It also contains minor cobalt. Pentlandite forms isometric crystals, but is normally found in massive granular aggregates. It is brittle with a hardness of 3.5 - 4 and specific gravity of 4.6 - 5.0 and is non-magnetic. It has a yellowish bronze color. Pentlandite is the chief ore of nickel. Typically associated with pyrrhotite, niccolite, biotite, millerite, pyrite, and chalcopyrite...
Smithsonite, or zinc spar, is zinc carbonate ZnCO3, a mineral ore of zinc. Historically, smithsonite was identified with hemimorphite before it was realised that they were two distinct minerals. The two minerals are very similar in appearance and the term calamine has been used for both, leading to some confusion.
- To say in too many words; to express verbosely.
- To express in too many words: sometimes used reflexively.
- The leading idea or a repeated phrase, as of a song or ballad; the refrain; burden.