Home / Boro Color / Northstar Glassworks Northstar Glassworks Manufacturers of Borocolour® rod, frit, powder, tube, cane and Precision 104 soft glass meant to strike the imagination and astounding talent of glass artists far and wide. Products Cobalt Blue First Quality Rod Multi First Quality Rod Dark Multi First Quality Rod Orange First Quality Rod Dark Orange First Quality Rod Ruby First Quality Rod Light Ruby First Quality Rod Dark Ruby First Quality Rod Yellow First Quality Rod Jade First Quality Rod Amber Purple First Quality Rod Irrid First Quality Rod Turquesa First Quality Rod Light Cobalt Blue First Quality Rod Dark Cobalt First Quality Rod Pink First Quality Rod Transparent Green First Quality Rod Peach First Quality Rod Double Amber Purple First Quality Rod Green Exotic First Quality Rod Blue Exotic First Quality Rod Red Exotic First Quality Rod Violet First Quality Rod Turbo Cobalt First Quality Rod Extra Light Yellow First Quality Rod Rootbeer First Quality Rod Blue-Green First Quality Rod Butterscotch First Quality Rod Rust First Quality Rod Caramel First Quality Rod Blue Moon First Quality Rod Aurora First Quality Rod Light Blue Amber/Purple First Quality Rod Dark Blue Amber/Purple First Quality Rod Forest Green First Quality Rod Star White First Quality Rod Periwinkle First Quality Rod Midnight First Quality Rod Mint First Quality Rod Bubblegum First Quality Rod Canary First Quality Rod Lava First Quality Rod Cherry First Quality Rod Sublime First Quality Rod Green Amber Purple First Quality Rod Ice Blue First Quality Rod Glacier Blue First Quality Rod Millennium Moss First Quality Rod