Antieke juwelen glossarium
(verklarende woordenlijst)

A - B - C - D - E - F - G - H - I - J - K - L - M - O - P - Q - R - S - T - U - V - W - X - Y - Z         (alles)

Basalt, man-made

A fine vitreous black material invented by Wedgwood in 1768, having nearly the same properties as natural basalts, the igneous rock for which it was named.