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Translations for „columbite“ in the English » Arabic Dictionary (Go to Arabic » English)

Monolingual examples (not verified by PONS Editors)

English
It is also known that there is other mineral wealth in the territory, including uranium, thorium, cobalt, molybdenum, titanium, tantalite, columbite, cassiterite, gold, and diamonds, along with various other minerals.
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Over time, the mine would produce quantities of quartz, feldspar, mica, beryl, spodumene and columbite.
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Economic activity is centered on mining, with the surrounding area containing approximately 100 million tonnes of minerals, including columbite, tin and tantalite.
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Tapiolite is very close to "columbite" and "tantalite".
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Occasionally, enrichment in the unusual trace elements will result in crystallisation of equally unusual and rare minerals such as beryl, tourmaline, columbite, tantalite, zinnwaldite and so forth.
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Those minerals have same chemical composition but different crystal symmetry: orthorhombic for columbite and tetragonal for tapiolite.
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It is a soft, grey, ductile transition metal, which is often found in the pyrochlore mineral, the main commercial source for niobium, and columbite.
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Those minerals have the same chemical composition, but different crystal symmetry orthorhombic for tantalite or columbite and tetragonal for tapiolite.
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Associated minerals include quartz, feldspar, spodumene, amblygonite, tourmaline, columbite, cassiterite, topaz and beryl.
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