Euclase

Euclase
Euclasita, Euklaas, Euklas, Эвклаз

Commonly known rarer (so called collectors stones) very rare (rarities) relatively rare organic material

Formula: BeAl[SiO₄]OH
Mineral class: silicates
Crystal system: monoclinic
Mohs scale: 7.5
Density (g/cm³): 3.1
Cleavage: different
Colors: colorless, yellowish, green, blue
Luster: vitreous
Fluorescence: -
Pleochroism: slightly greenish
Largest Euclase: 12 cm?
Deposits: Brazil, India, Zimbabwe, Tanzania, Russia, Zaire
Discovery: 1792
1st Description: 1892

Euclase Mineral

Origin: Espirito Santo / Minas Gerais / Brazil

Photo by kind permission of © www.irocks.com, Dr. Robert Lavinsky.

Euclase

Weight: 1.55 ct

Origin: Brazil

Photo by kind permission of © www.irocks.com, Dr. Robert Lavinsky.

Euclase Mineral

Origin: Conselheiro Pena / Minas Gerais / Brazil

Photo by kind permission of © www.treasuremountainmining.com, Eric Greene.

Euclase

Weight: 3.78 ct

Origin: Brazil

Photo by kind permission of © www.multicolour.com, David Weinberg.

Euclase

Weight: 2.66 ct

Origin: Brazil

Photo by kind permission of © www.djraregems.com, John & Donna Rhoads.

Euclase Mineral

Origin: Miami Mine / Karoi / Zimbabwe

Photo by kind permission of © www.irocks.com, Dr. Robert Lavinsky.