Czech uranium glass rod. Superb quality sodium potassium glass rod that can be used in glass molding, beads, stones prisms buttons making and creating art glass This is a SAMPLE section from a larger glass rod and measures approximately 10cm or 4 inches in length. This is ideal for making press or cutting glass prisms beads, buttons but could also be used in glass art, molded glass, aquarium art or home decoration. Glows beautifully under UV light. The ends are irregular as this is from a longer length of glass rod. 

Available in 10kg quantities here

For larger quantities up to 500kg, please contact us
All the details i have regarding the composition of this glass are in the last photo. 
No returns are available on this product.