from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A widely distributed black to brownish-black chromium ore, FeCr2O4.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A dark brown mineral species with the formula FeCr2O4.
- n. Any member of the chromite-magnesiochromite series that is a mixed oxide of iron, magnesium and chromium with the formula (Fe,Mg)Cr2O4. It is a commercial source of chromium.
from the GNU version of the Collaborative International Dictionary of English
- n. A black submetallic mineral consisting of oxide of chromium and iron; -- called also chromic iron.
- n. A compound or salt of chromous hydroxide regarded as an acid.
from The Century Dictionary and Cyclopedia
- n. Native iron chromite (FeCr2O4), occurring massive and in octahedral crystals of a black color.
- n. Any compound of chromium sesquioxid with a monoxid of another metal.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a brownish-black mineral; the major source of chromium
Sorry, no etymologies found.
In addition to oil and gold, he said, the region is believed to have "abundant" deposits of minerals including marble, gypsum and chromite, which is used to make ferrochrome, an ingredient in stainless steel marble.
In addition to oil and gold, he said, the region is believed to have "abundant" deposits of minerals including marble, gypsum and chromite, which is used to make ferrochrome, an ingredient in stainless steel.
• Northern Ontario: Premier Dalton McGuinty made a vague pledge on Tuesday that the budget would introduce relief for hard-hit northern residents and businesses over and above the help being earmarked for the Ring of Fire, a massive deposit of chromite, which is used in the manufacture of stainless steel, that the government hopes will spark another Gold Rush in the north.
Cliffs expects to spend more than $800-million (U.S.) developing what would be the first mine in North America to produce chromite, which is a key ingredient used to make stainless steel.
At play is a significant discovery of chromite, which is used to make a ferrochrome alloy that imparts increased hardness to steel while improving resistance to chemical corrosion.
Shortly after Vauquelin’s discovery, a German chemist name Tassaert discovered chromium in an ore that geologists now call chromite (FeCr2O4, ferrous chromic oxide).
The province has also budgeted C$45 million $45.8 million in skills training to help northern Ontario residents take advantage of the development of one of world's largest chromite deposits, located in the region; chromite is a raw material for stainless steel.
ConsMin—a manganese, chromite and nickel miner controlled by Ukrainian billionaire Gennady Bogolyubov—holds 11% of OM Holdings shares and has engaged in frequent clashes with the board in recent years.
Aquarius believes the directive will have a detrimental economic effect on those Bushveld chromite and platinum mines that use the bord and pillar mining method.
There had also been trouble at a large local chromite mine, in which workers had not been paid for eleven months, and one of their number was killed during a protest—an event that was hushed up.
Wordnik is becoming a not-for-profit! Read our announcement here.