| Color | White |
|---|---|
| Country of Origin | China |
Check the listing for details. Fiber Optic Glass White TILE Block for Flint Knapping Arrowhead Cabochon 5.4#. Color: White, Condition: New, Made in China. Listed at 75.00 USD. It is a great material for making cabochons as well as flint knapping. Fiber optic glass is a man-made glass composed of millions of glass fibers. that have been fused into a block.