Natural hyalite opal UV fluorescent 1,0 ct

Natural hyalite opal UV fluorescent from Chihuahua, Mexico.

It´s found inside thundereggs, in some case reaching 50 cm diameter. The filling of thundereggs consist mainly of botrioidal hyalite, but flawless stones are difficult to obtain.

This wonderful fluorescent gemstone can be collected as is or set in a fantastic piece of jewellery.

Faceted oval gemstone.