I didn’t strike the glass in any way; I just used it as I would any other opaque glass. I pulled it into stringer and applied it as dots to a base of CiM Flax and the dots retained their crisp edges with no bleeding or feathering.
When you heat Ra it loses its colour and looks to be off-white but as it cools the yellow returns. Baked Alaska behaves this way too.
I found Ra to be fuss-free with no shocking.
The beads were photographed indoors in natural daylight.