You could try a local jewelry store, shop online, or visit a gem show. Beads are incredibly popular today, and there are some enormous bead shows out there, so it shouldn't be hard to find what you're after.
Yes, some gem stones are made to make jewelry. but not all.
A 7mm bead is .275 inches in diameter (through the hole).
The overwhelming use, by far, of corundum is in the manufacture of abrasives--sandpaper, grinding wheels, etc. Gem grade corundum is used in jewelry.
It could be the mark of the American jewelry maker Vari Gem; they were in production from about the early to mid 20th century.
The spelling "bead" is a small object strung as jewelry, a wooden border strip, or a line of material as in caulking.
Super glue
The spelling "bead" is a small object strung as jewelry, a wooden border strip, or a line of material as in caulking.
Pugster
Indianapolis has several bead shops. Bead Angels, Heirloom Classics Beads and Jewelry, Silversmithing Class, Beads, Dragons and Rainbows, and Taylor's Trinkets are some of the bead shops to be found there.
When it is cut, polished, or used in jewelry.
When it is cut, polished, or used in jewelry.