Fiber Optic Glass COBALT BLUE THIN Rough Block for Knapping Arrowhead 1.7#

Description

This auction is for a block of COBALT BLUE Fiber Optic Glass.
It measures 5 inches x 3 3/4 inches x 7/8 inches
It weighs 1.7 pounds.
Final photo shows how fiber optics knaps and is not included.
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