COBALT BLUE Fiber Optic Glass Rough Block Knapping Arrowhead Sabs Thinner 3.3#

Description

This auction is for a block of COBALT BLUE Fiber Optic Glass.
It measures 9 5/8 inches x 3 3/4 inches x 7/8 inches
It weighs 3.3 pounds.
The final photo shows how this material knaps
Fiber optic glass is a man-made glass composed of millions of glass fibers
that have been fused together into a block.
This creates a reflective characteristic known as cats-eye.
This material can be slabbed easily with a diamond blade.
It is a great material for making cabochons as well as flint knapping
into arrowheads, spears, or other shapes.
We will combine shipping.
We have been selling rough rock and slabs in Quartzsite, Arizona for over 18 years.
Thanks for looking