magnetite


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magnetite

an iron oxide, Fe3 O4, found in cells of some organisms, which may play a part in geomagnetic orientation because of its magnetic properties. See MAGNETOSOMES, MAGNETO TAXIS.
References in periodicals archive ?
The demonstration system can process up to 170 kilograms/h of magnetite but Kelsey plans to upscale the system to a commercial level.
Angular magnetite particles form naturally in the brain but the ones observed by the researchers were spherical showing signs that they were present due to high-temperature formation.
They also said the country never lost minerals [from the extraction site] because the retrieved magnetite sand was not exported to China.
In the case of bacterial magnetite, a group known as magnetobacteria is able to produce magnetite through BCM.
The magnetite stockpile is still intact in Barangay Malimpuec, along with the heavy equipment used such as backhoes, trailers, and trucks.
5 ml of magnetite nanoparticles suspension were mixed and the experiments were repeated the same as for the negative control.
The company's flagship Peak Hill Iron Joint Venture is a highly prospective magnetite and hematite iron ore project located at Robison Range, about 450km north east of Geraldton.
The wider magnetic arc improves both the magnets strength and the amount of retention time that magnetite is within the field.
Magnetite crystals were found there in two modes: (1) lining halite-filled veins along with anhydrite, sphalerite, and calcite, and (2) frozen in a matrix of halite and talc together with pods of zoned massive sulfides.
The major selling point of magnetite is the 5-to-1 gravity ratio it has with the "mixed liquor" - a blend of wastewater and micro-organisms that flows into the treatment plant.
The Tapuli body is a near surface, open pittable magnetite body that management believes could be mined concurrently with the nearby Stora Sahavaara magnetite body, potentially extending the open pit mining phase of Northland's iron projects by up to 5 years.
Investigation of sorption characteristics of Cs and Sr in bentonite and corrosion products of magnetite and their mixtures together with their appropriate mathematical description are considered to be the main aims of the research.