Euclase

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Euclase crystal group, 5.2 cm, from the Alto dos Amâncios pegmatite, Equador, Rio Grande do Norte. Harvard Mineralogical and Geological Museum collection no. 139615, Kevin Czaja photo; bequest of Richard V. Gaines.

Product details

SizeSmall Cabinet
Dimensions5.2 cm
Added on02/13/2026
Publications
  • Mineralogical Record 56 3 page 38

Known provenance

DateCollectorAcquisition price
Richard V. GainesNot disclosed

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Mineral guide
Learn about Euclase
rare BeAl silicate prized for vivid blue crystals, glassy luster, and sharp terminations; scarce pristine pieces from pegmatites in Brazil.
Regional guide
Euclase from Equador
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