Photochromic Sodalite aka Hackmanite Specimen, Fluorescent and Tenebrescent, Color Changes to Darker crystal jewelry and the size is 78

and the size is 78 x 53 x 40 mm

You will receive one Botryoidal hematite specimen just as those in the photos

the mineral kunzite was named after George Frederick Kunz to honor him for confirming that a new purple mineral found in 1902 was a previously unrecognized variety of the mineral spodumene

with natural traces of Beryllium (Be)

Photochromic Sodalite aka Hackmanite Specimen, Fluorescent and Tenebrescent, Color Changes to Darker crystal jewelry and the size is 78You will receive ONE (1) hackmanite specimen with marble and some may have richterite, from the Kokcha Valley, Kuran Wa Munjan, Badakshan Afghanistan. The specimens have mild tenebrescence. It is fluorescent (glows bright orange under longwave UV light), photochromic tenebrescent (changes to a deeper shade when exposed to sunlight or certain other light sources). You can see the tenebrescence (lighter and darker shades of purple) in the photos. When