Latest Ore Stories
VANCOUVER, British Columbia, April 13, 2015 /PRNewswire/ -- First quarter production of 23,700 tonnes of copper Capstone Mining Corp.
CALGARY, April 10, 2015 /CNW/ - TVI Pacific Inc. (TSX:TVI) (OTCQB:TVIPF) ("TVI" or "the Company") and TVI's Philippine affiliate, TVI Resource Development (Phils.), Inc.
TORONTO, April 9, 2015 /CNW/ -Alacer Gold Corp.
TORONTO, April 9, 2015 /CNW/ - Alacer Gold Corp. ("Alacer" or the "Corporation") [TSX: ASR and ASX: AQG] is pleased to announce the Board of Directors has
TSX:TLO ROAD TOWN, Tortola, British Virgin Islands, April 8, 2015 /PRNewswire/ - Talon Metals Corp.
TORONTO, April 2, 2015 /PRNewswire/ - Roxgold Inc.
VANCOUVER, March 31, 2015 /PRNewswire/ - Sierra Metals Inc. (TSX:SMT)(BVL:SMT) ("Sierra Metals" or the "Company") is pleased to announce that Yauricocha's combined Measured and Indicated Mineral
TORONTO, March 30, 2015 /CNW/ - Alacer Gold Corp. ("Alacer" or the "Corporation") [TSX: ASR and ASX: AQG] is pleased to announce an update to its Mineral
LORDSBURG, N.M., March 24, 2015 /PRNewswire/ -- Santa Fe Gold Corporation (OTC: SFEG) is pleased to announce that it staked and filed an additional 88 mineral claims immediately adjacent
According to new research just presented at the 249th national meeting of the American Chemical Society in Denver, there are enough gold particles in solid human waste that it would be profitable to mine municipal sewage facilities.
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.
- The act of burning, scorching, or heating to dryness; the state or being thus heated or dried.
- In medicine, cauterization.