एक काला खनिज जो निओबियम और टैंटलम का अयस्क है

columbite शब्द के हिंदी अर्थ का उदाहरण:

नाइजीरिया के अन्य उद्योगों में कोयले, टिन, कोलम्बिट, रबर उत्पाद, लकड़ी, छुपाएं और खाल, कपड़ा, सीमेंट और अन्य निर्माण सामग्री, खाद्य उत्पाद, जूते, रसायन, उर्वरक, मुद्रण, मिट्टी के बरतन और स्टील शामिल हैं।

জজজ

columbite's Usage Examples:

Columbium pentoxide (columbic acid), Cb205, is obtained from columbite, after the removal of tantalum (see above).

There were then neither dioceses nor parishes in Ireland and Celtic Scotland; and by the Columbite rule the bishops themselves, although they ordained the clergy, were subject to the jurisdiction of the abbots of Iona, who, like the founder of the order, were only presbyters.

Columbium Crystal of Columbite.

It is usually found associated with tantalum, the chief minerals containing these two elements being tantalite, columbite, fergusonite and yttrotantalite; it is also a constituent of pyrochlor, euxenite and samarskite.

Columbium compounds are usually prepared by fusing columbite with an excess of acid potassium sulphate, boiling out the fused mass with much water, and removing tin and tungsten from the residue by digestion with ammonium sulphide, any iron present being simultaneously converted into ferrous sulphide.

COLUMBIUM, or Niobium (symbol Cb or Nb, atomic weight 94), one of the metallic elements of the nitrogen group, first detected in 1801 by C. Hatchett in a specimen of columbite (niobite) from Massachusetts (Phil.

These elements occur in the minerals columbite and tantalite, and their compounds became known in the early part of the 19th century by the labours of C. Hatchett, A.

columbite's Meaning':

a black mineral that is an ore of niobium and tantalum

Synonyms:

niobium, atomic number 73, Ta, atomic number 41, niobite, mineral, Nb, tantalum,

Antonyms:

organic,