Special Golden Yellow "Nobalt" Sapphire Facet Rough, Czochralski Grown Labmade Crystal whiskey The color change aspect comes

The color change aspect comes from vanadium

This is a rare natural gem known as Axinite--I don't cut a lot of natural stones but axinite is one of my favorites

and especially the last signed one

Note some of the stones have imperfections--these typically contribute to the phosphorescence and are exaggerated by the camera

Special Golden Yellow "Nobalt" Sapphire Facet Rough, Czochralski Grown Labmade Crystal whiskey The color change aspect comesThese are lab created Czochralski pulled golden yellow sapphire facet rough. Pieces are available as sawn pieces by their gram weigh, either as blocky pieces ideal for versatile cuts or corners which are good for trillions. 100% of proceeds go back to Arya and his fuelrther crystal growing experiments. My friend Arya is a huge lab crystal and gem fanatic. He was trying to have a high quality green cobalt sapphire grown, but unfortunately everything