columbite in the Oxford-Paravia Italian Dictionary

Translations for columbite in the English»Italian Dictionary

columbite [Brit kəˈlʌmbʌɪt, Am ˈkɑləmˌbaɪt] N

columbite

columbite f

Translations for columbite in the Italian»English Dictionary

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columbite

columbite

Monolingual examples (not verified by PONS Editors)

English

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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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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Tapiolite is very close to "columbite" and "tantalite".

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Associated minerals include quartz, feldspar, spodumene, amblygonite, tourmaline, columbite, cassiterite, topaz and beryl.

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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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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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Those minerals have the same chemical composition, but different crystal symmetry orthorhombic for tantalite or 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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