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单词 vanadinite
释义

vanadinite

enUK

va·na·di·nite

V0018600 (və-nād′n-īt′, -năd′-, văn′ə-dē′nīt′)n. A red, yellow, or brown mineral, essentially an ore of vanadium and lead.
[vanad(ium) + -in + -ite.]

vanadinite

(vəˈnædɪˌnaɪt) n (Minerals) a red, yellow, or brownish mineral consisting of a chloride and vanadate of lead in hexagonal crystalline form. It results from weathering of lead ores in desert regions and is a source of vanadium. Formula: Pb5(VO4)3Cl

va•nad•i•nite

(vəˈnæd nˌaɪt, -ˈneɪd-)

n. a mineral, Pb5(VO4)3Cl, that occurs in red or brownish crystals: an ore of lead and vanadium. [1850–55; vanad (ium) + -in1 + -ite1]
Thesaurus
Noun1.vanadinite - a mineral consisting of chloride and vanadate of lead; a source of vanadiumatomic number 23, vanadium, V - a soft silvery white toxic metallic element used in steel alloys; it occurs in several complex minerals including carnotite and vanadinitemineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition

Vanadinite

enUK

vanadinite

[və′nād·ən‚īt] (mineralogy) Pb5(VO4)3Cl A red, yellow, or brown opatite mineral often occurring as globular masses encrusting other minerals in lead mines; an ore of vanadium and lead hardness is 2.75-3 on Mohs scale, and specific gravity is 6.66-7.10.

Vanadinite

 

a mineral of the class of vanadates. Its composition is Pb5(VO4)3Cl (78.3 percent PbO, 19.3 percent V2O5, and 2.4 percent CI). Vanadinite, which crystallizes in a hexagonal system, is found in the form of small prismatic crystals, kidney-shaped clusters, and earthy masses. It can be yellow, brown, or red. Its hardness on the mineralogical scale ranges from 2.75 to 3; its density is 6,500-7,100 kg/m3. Vanadinite is formed in the zone of oxidation of lead-zinc and copper polymetallic sulfide deposits. It is used as a source of vanadium.

L. F. BORISENKO

vanadinite

enUK
  • noun

Words related to vanadinite

noun a mineral consisting of chloride and vanadate of lead

Related Words

  • atomic number 23
  • vanadium
  • V
  • mineral
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