Euclase
Help improve this recordNo owner is registered for this specimen yet. If it's yours or you know more about it, you can add the owner, provenance, publications and other details.
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
Species
SizeSmall Cabinet
Dimensions5.2 cm
Added on02/13/2026
Locality
Publications
- Mineralogical Record 56 3 page 38
Known provenance
| Date | Collector | Acquisition price |
|---|---|---|
| — | Richard V. Gaines | Not disclosed |
Learn more
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

Comments