Euclase, Quartz - image 1
Photo by Mark Mauthner

Euclase, Quartz

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Euclase crystal group on quartz, 8.2 cm, from Equador, Rio Grande do Norte. Heritage Auctions specimen; Mark Mauthner photo.

Product details

SpeciesEuclase, Quartz
SizeSmall Cabinet
Dimensions8.2 cm
Added on02/13/2026
LocalityBrazil, Rio Grande do Norte, Equador
Publications
  • Mineralogical Record 56 3 page 271
Current owner
Heritage Auctions

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Euclase
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.
Euclase
Regional guide
Euclase from Equador
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Locality guide
Equador
A collector's guide to Equador, Brazil: its geology, mining history and notable minerals, illustrated with the 51 specimens documented from this locality on EarthWonders.