(n.) A mineral consisting of the carbonate of lime and magnesia in varying proportions. It occurs in distinct crystals, and in extensive beds as a compact limestone, often crystalline granular, either white or clouded. It includes much of the common white marble. Also called bitter spar.
Example Sentences:
(1) Assuming that the 14C taken up by the corpuscles was in the form of 14CO3(2-), the ratio of Ca2+ to CO3(2-) accumulation in the corpuscles approximates the ratio of these constituents in dolomite: CaMg(CO3)2.
(2) It also has catered chalets in Italy, such as Chalet Heidi in Arabba , in the Dolomites, catered for the week 3 February for £629pp.
(3) Examples of uroliths that have been uncommonly encountered in dogs include xanthine, dolomite, tetracycline, and sulfonamides.
(4) It is shown that the solubility of dolomites formed by precipitation at ordinary temperatures is such that it allows for the formation of dolomite in tooth enamel during in vivo mineralization.
(5) On the basis of the investigations a complex filter made of silver plated minerals--dolomite and fluorite--has been developed.
(6) Pistorius was born in 1986 in Johannesburg to Sheila and Henke, who works in dolomite mining.
(7) • lenzerheide.com , guided rides including bike rental from £44 Book it: STC (stc.co.uk) has a week B&B in Lenzerheide from £948pp, including flights from London to Zurich, and return rail transfers Snowshoeing, Alta Badia, Italy Facebook Twitter Pinterest Many mountain regions claim a long history of snowshoeing, but none has the carbon-dated proof the Italian Dolomites have.
(8) Liming acid soils with dolomitic lime increases forage Mg by supplying Mg and by raising soil pH.
(9) The following soil applications were made during each of 3 yr: 1) none, 2) dolomitic limestone and 3) fluidized-bed combustion residue (FBCR).
(10) It was the magical bluestone - spotted dolomite, which when newly quarried is dark blue speckled with brilliant white stars of quartz - that made Stonehenge the Lourdes of prehistoric Europe, they believe.
(11) Calcium supplements (calcium phosphate dibasic, oyster shell preparations with and without supplemental magnesium, calcium lactate, calcium carbonate with and without supplemental iron and vitamins, dolomite and chelated calcium with and without chelated magnesium) and nonfat dry milk were the sole sources of calcium in nutritionally adequate diets.
(12) Eight calcitic and three dolomitic limestones were examined for particle size and reactivity with hydrochloric acid at pH 3.5 and 5.5.
(13) • Contact swimtrek.com for prices Running in the Dolomites Facebook Twitter Pinterest Photograph: Augusto Mia Battaglia Marathons are a popular inspiration for a running holiday, with visitors combining a trip abroad with a 26-mile run anywhere from New York to Amsterdam, Paris to Pyongyang .
(14) A solid-state chemical model is derived to estimate the solubility of dolomites having different degrees of cation ordering.
(15) In study 1, weanling male rats were fed either nonfat dry milk or CaHPO4, dolomite or a calcium chelate with supplemental lactose or sucrose for 27 d. In study 2, weanling male rats were fed diets based on milk or lactose-hydrolyzed milk for 28 d or in one meal labeled with 45Ca.
(16) • icekart.at , from £10 a session Book it: Iglu Ski has four nights half-board in Saalbach from £477, including flights and transfers Hot-air ballooning, Italian Dolomites Facebook Twitter Pinterest The picturesque Dolomites are at their most stunning when covered in snow and viewed from the basket of a floating hot-air balloon.
(17) Quartz, calcite, feldspar, smectite, inter-stratified phases, kaolinite, amphibole, muscovite and dolomite are other contaminating minerals.
(18) Bronchoscopic examination may reveal white gelatinous material in the bronchial lumen, mucosal ulcerations, polypoid inflammation, scattered green-blue pigmented areas and narrowed bronchi with post-stenotic dilatation, some of which resemble colored dolomite caves.
(19) • Find it on Google Maps 4 Pozze Smeraldine, Dolomites Facebook Twitter Pinterest Photograph: Michele Tameni In the Dolomiti Friulane natural park , down in the Cellina valley on the way to the village of Barci are many wild, unspoilt pools and gorges.
(20) • Find it on Google Maps 2 Spiaggia Giamaica, Lombardy Facebook Twitter Pinterest Photograph: Michele Tameni In this region of great lakes, the Dolomites, and stunning green valleys, the landscape is perfect for trekking, having fun in the sun, or a dip in the water.
Magnesite
Definition:
(n.) Native magnesium carbonate occurring in white compact or granular masses, and also in rhombohedral crystals.
Example Sentences:
(1) The issues related to dust are divided into two problem areas: a) dust aerosol arising in the process of ore mining and consisting largely of magnesite (MgCO3) and b) dust aerosol originating during ore baking in rotatory furnaces and made up mostly of MgO.
(2) In Experiment 2, urinary Mg excretion on d 4 and 5 of the collection was lower for sheep fed the brine oxide than for those fed sulfate or oxide from calcined magnesite.
(3) The characteristic features of chlorite, asbestos, magnesite, quartz and other minerals recognizable through these methods are described.
(4) Several animal species (domestic rabbits, Wistar rats, cattle) were used to biologically monitor the accumulation and effects of inhaled magnesite aerosol in two actual locations of the magnesite industry.
(5) Changes induced by magnesite dusts on the mucosa relief of the airways of rabbits are described.
(6) The present paper is an overview of the experimental research into the effects of flue magnesite dust in the magnesite industry in which the raw material (magnesite) is processed into refractory magnesite clinker.
(7) Experimental research carried out on laboratory animals after chamber exposure provided findings on the deposition, retention and elimination of magnesite dust, on impaired balance between magnesium and calcium leading to damage of biological membranes, on how the immune profile or reproduction and embryogenesis is impacted as well as on the possible interaction with sodium salicylate as a result of an impaired acid base balance.
(8) Experiments were performed to try to reproduce this effect of high magnesium (from added calcined magnesite) on the incidence of urolithiasis in lambs.
(9) In Experiments 1 and 2, absorption of Mg from the oxide of brine origin and larger particle size distribution was lower than that from sulfate, but there was no difference in absorption for sheep fed oxides derived from sea water or calcined magnesite.
(10) Magnesite waste containing largely magnesium oxide (MgO) and a mixture of other metals forms aerosols with a considerable portion of respirable particles when released into the atmosphere.
(11) Rats and rabbits were exposed through the respiratory system to industrial dusts (magnesite emissions, solid wastes from nickel refinery dump, cement emissions) at biomonitory stations or in experimental chamber.
(12) Three types of industrial emissions were investigated: magnesite emissions, wastes from nickel refinery and cement emissions, respectively.