Crossite

Rare silicate mineral
(repeating unit)Na2(Mg,Fe)3(Al,Fe)2Si8O22(OH)2IdentificationColorblue, blue-greenMohs scale hardness6Streaklight blue

Crossite is an inosilicate double chain sodic amphibole and is a rare silicate mineral belonging to the riebeckite group. It is considered an intermediate between the amphiboles glaucophane and magnesioriebeckite, which form a series.[1] IMA status: discredited 1997.

Crossite is named after Charles Whitman Cross, an American USGS petrologist.

References

  1. ^ RIEBECKITE (Sodium Iron Magnesium Silicate Hydroxide)
  • Crossite on Mindat
  • Crossite on Webmineral


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