Riebekite inclusions in quartz

Weight: 12.60 g
Size: 37.4 x 18.1 x 17.2 mm

€20,00

Thin needles of blue amphibole riebeckite in quartz.
Reportedly, also rare blue tourmaline olenite have been identified together with riebeckite in this kind of material.
Crystals of quartz with these bluish fluffy amphiboles inside are commonly sold under commercial name “blue tara quartz”.

Sample type: unpolished crystal
Origin: Brazil