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CAB2(SIO4)2 [1 record]

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Record 1 2012-04-19

English

Subject field(s)
  • Mineralogy
  • Gemmology
Universal entry(ies)
CaB2(SiO4)2
formula, see observation
DEF

A mineral ... consisting of a calcium borosilicate that is transparent to translucent and in crystal habit resembles topaz.

CONT

Danburite has an orthorhombic crystal form with a Mohs hardness of 7 to 7.5. It is commonly found in contact metaphoric rocks.

OBS

Chemical formula: CaB2 (SiO4)2

French

Domaine(s)
  • Minéralogie
  • Gemmologie
Entrée(s) universelle(s)
CaB2(SiO4)2
formula, see observation
DEF

Minéral (silicate) du système cristallin orthorhombique, transparent à translucide, jaune-orange.

OBS

Recherchée surtout par les collectionneurs, la danburite ressemble au topaze, surtout au niveau des propriétés physiques et de la composition chimique.

OBS

Formule chimique : CaB2(SiO4)2

Spanish

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