| 单词 | mineral |
| 释义 | mineral (mɪnərəl ) Word forms: minerals countable noun A mineral is a substance such as tin, salt, or sulphur that is formed naturally in rocks and in the earth. Minerals are also found in small quantities in food and drink. It had thought that there may be gold and other minerals within the waste. Collocations: mineral nutrients He defines perennial vegetables as ones that live longer than three years and explains that many require less tillage and contain higher levels of mineral nutrients than annuals. Times, Sunday Times They extract mineral nutrients from the soil, and also water in winter. Retrieved from Wikipedia CC BY-SA 3.0 Epiphytes may indirectly harm their host plant by intercepting mineral nutrients and light that the host would otherwise receive. Retrieved from Wikipedia CC BY-SA 3.0 The fungi help the plants gain water and mineral nutrients from the soil, while the plant gives the fungi carbohydrates manufactured in photosynthesis. Retrieved from Wikipedia CC BY-SA 3.0 Mineral nutrients refers to the smaller class of minerals that are metabolized for growth, development, and vitality of living organisms. Retrieved from Wikipedia CC BY-SA 3.0 This crude mineral eventually proved to be the source of four new elements that were named after the mineral ore and the village. Retrieved from Wikipedia CC BY-SA 3.0 Biomining operations have enabled the solubilization of low-grade mineral ores. Retrieved from Wikipedia CC BY-SA 3.0 Most of the world's mineral ores are still being extracted from mines over fifty years old. Retrieved from Wikipedia CC BY-SA 3.0 The main objectives of the company was export of mineral ores and import of essential metals. Retrieved from Wikipedia CC BY-SA 3.0 In the gizzard, strong muscular contractions grind the food with the help of mineral particles ingested along with the food. Retrieved from Wikipedia CC BY-SA 3.0 Mycorrhizal soil inoculation increases soil carbon accumulation by depositing glomalin, which increases soil structure by binding organic matter to mineral particles. Retrieved from Wikipedia CC BY-SA 3.0 The voids of a soil, the spaces in between mineral particles, contain the water and air. Retrieved from Wikipedia CC BY-SA 3.0 By this time they had recognized the importance of air bubbles in assisting the oil to carry away the mineral particles. Retrieved from Wikipedia CC BY-SA 3.0 The fine nature of the bubbles (0.3 to 0.5 mm in diameter) gives them enhanced carrying capabilities for fine mineral particles. Retrieved from Wikipedia CC BY-SA 3.0 If open pores are a concern, they'll be stealthily concealed with mineral pigment. Times, Sunday Times Mineral foundations are renowned for their long-lasting qualities, because they're made from microscopic mineral pigment particles that latch together and sit on the skin without budging. The Sun Hematite, the mineral pigment responsible for the staining acts like cement. Retrieved from Wikipedia CC BY-SA 3.0 Malachite was used as a mineral pigment in green paints from antiquity until about 1800. Retrieved from Wikipedia CC BY-SA 3.0 We see him mapping out his designs with underdrawings on plaster and then painting them swiftly - occasionally making changes - with mineral pigments. Times, Sunday Times The advice was spot on, with a perfect base of loose mineral powder. The Sun Choose a light mineral powder in a pale shade. The Sun Then, keep a fine mineral powder on hand for touchups throughout the day. Times, Sunday Times Or you could try using a mineral powder foundation. The Sun This ultra-fine, transparent mineral powder gives a softfocus effect to skin, blurring fine lines and pores while looking natural. The Sun Despite rich mineral reserves the country has a per capita income of ?270 a year. Times, Sunday Times They are not: mineral reserves are what we have prepared for us to use. Times, Sunday Times Shipping channels and mineral reserves will be opened up, bringing economic opportunity but also social and environmental dislocation. Times, Sunday Times Gold mineral reserves at about $300 an ounce stand at 2.7 million ounces, with a further 3.5 million ounces measured or possible. Globe and Mail The mines proven and probable mineral reserves as of 2009 amount to 8.1 million ounces of gold. Retrieved from Wikipedia CC BY-SA 3.0 The elephants come to the clearing in their dozens to swallow mineral salts essential to their diet. Times, Sunday Times As regards a natural alternative, crystal deodorants are particularly effective, as the natural mineral salts in the crystal eliminate the production of odour- causing bacteria. Times, Sunday Times Doing so can exacerbate underlying damp or draw up mineral salts. Times, Sunday Times Plants need to absorb mineral salts from the soil or other sources, but these salts exist in very dilute solution. Retrieved from Wikipedia CC BY-SA 3.0 These are rhizomatous perennials with fleshy foliage that helps them conserve water in environments high in mineral salts. Retrieved from Wikipedia CC BY-SA 3.0 These contain a deposit of mineral sands, mainly ilmenite, a substance used in paint, paper and plastics. Times, Sunday Times The area has also been explored for mineral sands. Retrieved from Wikipedia CC BY-SA 3.0 Refractory loam, mineral sands, and chalk are quarried and processed in the region. Retrieved from Wikipedia CC BY-SA 3.0 Altered ilmenite forms the mineral leucoxene, an important source of titanium in heavy mineral sands ore deposits. Retrieved from Wikipedia CC BY-SA 3.0 Exports of mineral sands, zinc concentrates, copper concentrates, sulphur and fertilisers/phosphate rock were initially catered for. Retrieved from Wikipedia CC BY-SA 3.0 They are also calling for a federal system of government, more transparency in oil deals, and an increased share of the country's mineral wealth. Times, Sunday Times The prizes are pristine fisheries, new, ice-free shipping lanes and almost immeasurable mineral wealth. Times, Sunday Times Yet conflicts for control of the mineral wealth have left the country among the world's poorest. Times, Sunday Times They carved out farms from the veld and found deposits of mineral wealth. ST Very little, if any, of this mineral wealth trickles down to the needy. Times, Sunday Times All spring and natural mineral waters start off in the same way. Times, Sunday Times There's growing popularity for the use of the natural mineral salt ammonium alum crystal as a deodorant. Times, Sunday Times As regards a natural alternative, crystal deodorants are particularly effective, as the natural mineral salts in the crystal eliminate the production of odour- causing bacteria. Times, Sunday Times A 1.5 litre bottle of lemon-and-lime flavour natural mineral water contains 16 sugar cubes. Times, Sunday Times The natural mineral heat they emit helps the mud mask to penetrate deeper. Times, Sunday Times A search for precious minerals could prove more fruitful. Times, Sunday Times And the precious minerals remain virtually the same, whichever you opt for. The Sun Between 1907 and 1910 the gold mines produced $7 million in gold and other precious minerals, and the town had a population of about 1,500. Retrieved from Wikipedia CC BY-SA 3.0 As a result, early in the eighteenth century gold and other precious minerals were found. Retrieved from Wikipedia CC BY-SA 3.0 Temples also launched expeditions into the desert to collect resources such as salt, honey, or wild game, or to mine precious minerals. Retrieved from Wikipedia CC BY-SA 3.0 They are mining for a rare mineral, obviously. Times, Sunday Times Others included 'kernite', a rare mineral, which won 100 points. Times, Sunday Times It occurs naturally as the rare mineral monteponite. Retrieved from Wikipedia CC BY-SA 3.0 The alpha phase has orthorhombic symmetry; it has been first synthesized in 1941 and identified in nature as a rare mineral scrutinyite in 1988. Retrieved from Wikipedia CC BY-SA 3.0 It occurs as a rare mineral in high-temperature hydrothermal or metasomatic deposits. Retrieved from Wikipedia CC BY-SA 3.0 Examples of silicate minerals in the crust include those in the pyroxene, amphibole, mica, and feldspar groups. Retrieved from Wikipedia CC BY-SA 3.0 Hematite, other iron oxides, sulfate minerals, silicate minerals, silica, and possibly chloride minerals were suggested as possible substrates for fossil preservation. Retrieved from Wikipedia CC BY-SA 3.0 The iron forming these concretions came from the breakdown of iron-bearing silicate minerals by weathering to form iron oxide coatings on other grains. Retrieved from Wikipedia CC BY-SA 3.0 Other incorporated silicate minerals may include, very minor amounts of plagioclase feldspar, mica in the form of muscovite and/or biotite, and amphibole (often hornblende). Retrieved from Wikipedia CC BY-SA 3.0 Silicate minerals are the most common type of mineral on earth. Retrieved from Wikipedia CC BY-SA 3.0 Crab also gives us copper, a trace mineral that we need to help make melanin to protect skin from the sun. The Sun The low-calorie drink contains chromium, a trace mineral claimed to help suppress the appetite and reduce sugar cravings. Times, Sunday Times Green beans give us a trace mineral called silica. The Sun Full of the soluble fibre called beta glucan, which lowers 'bad' cholesterol, they also give us silica, a trace mineral believed to be vital for good skin. The Sun Also, the amount of any particular trace mineral in any specific clay varies a lot among clays from different locations. Retrieved from Wikipedia CC BY-SA 3.0 However, this estimate took account of only a few valuable minerals. Times, Sunday Times At stake are not only enormous reserves of oil and gas, but also huge new deposits of valuable minerals. Times, Sunday Times This should be left in the tank, as the shrimp will eat it to recover the valuable minerals it contains. Retrieved from Wikipedia CC BY-SA 3.0 While blasting the route through the shield, geologists discovered deposits of valuable minerals such as gold, silver, copper and nickel. Retrieved from Wikipedia CC BY-SA 3.0 The gases and mineral-rich solutions eventually work their way into cracks and become valuable minerals veins. Retrieved from Wikipedia CC BY-SA 3.0 Translations: Chinese: 含矿物质的, 矿物 Japanese: 鉱物の, 鉱物 |
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