A chemical and spectroscopic comparison of two purple gem spinel samples, one of them the first reported example of a spinel with a saturated purple color caused predominantly by chromium and cobalt.

Determines whether blue zircon, inadvertently altered to brown by exposure to long-wave UV radiation, can be restored to its original color through the use of incandescent light.

For the top line pearl 101, Michael Hakimian, the CEO of Yoko London shares his guide, from what they are to the different ...

In this video, learn how to build a DIY farmhouse dining table using reclaimed barn wood lumber with epoxy inlays. The project features a Parsons style table design, incorporating pigmented epoxy ...