This is the exact block you will receive

The photos were taken outside.

This block measure approx  6 1/8" x 4 1/4" x 1 1/4"

It weighs approximately 3.3 pounds

This glass was made to resemble real opal.  

It has a luminous moon-like glow to it.

This material is easily knappable and behaves like glass. 

THE LAST PHOTOS SHOW EXAMPLES OF HOW THIS MATERIAL KNAPS AND IS NOT INCLUDED IN SALE

We have a few of these blocks available.

We have sold rough rock and slabs in Quartzsite, Arizona, for over 22 years.  

Thanks for looking