Tiffany Opal Betrandite Slab! Lapidary Stone Slab! Estate Sale Each one looks like it'll

Each one looks like it'll cut up great

I personally don't recognize it

Some druzy may need to be worked through or pre ground

Measurements (inches - longest - approx): 7

and with at least a couple high grade chunks

Tiffany Opal Betrandite Slab! Lapidary Stone Slab! Estate Sale Each one looks like it'llTiffany Stone is a form of Opal and Betrandite, and is a super rare lapidary material from Utah. It is generally a purple, white, and black opal, but it can also more rarely have blue and orange! To my knowledge, it is now a private government owned mine, with Tiffany Opal being mined and crushed for the precious Betrandite beryllium metal within! Beryllium is often used in aerospace and rocket manucfacturing, due to it being a light weight metal with