Calciborite

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Calciborite
2V angle
Measured: 54°
References[2][3][4][5]

Calciborite, CaB2O4, is a rare calcium borate mineral.

It was first described in 1955 in the Novofrolovskoye copper–boron deposit, near Krasnoturinsk, Turinsk district, Northern Ural Mountains, Russia.[4] It occurs in a skarn deposit formed in limestone adjacent to a quartz diorite intrusive. It occurs associated with: sibirskite (another rare calcium borate mineral), calcite, dolomite, garnet, magnetite and pyroxene.[5] It has also been reported from the Fuka mine of Okayama Prefecture, Japan.[4]

References

  1. S2CID 235729616
    .
  2. ^ Mineralienatlas
  3. ^ Calciborite Mineral Data from Webmineral
  4. ^ a b c Calciborite: Calciborite mineral information from Mindat.org
  5. ^ a b Handbook of Mineralogy


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