No. Waxy is similar to the sheen on an unburnt candle's surface (hence, waxy). A cut diamond's luster is considered to be adamantine.
Another Answer
Diamond's luster is considered to be adamantine to waxy, depending on the state of the stone. A raw stone or one better used in industrial applications could tend to be more waxy; a gem-quality, cut and polished stone to be adamantine.
Diamonds do not have a metallic luster; diamond luster is adamantine to waxy.
Diamond luster is described as adamantine to waxy. Adamantine luster is described as "...non-metallic, brilliant-light-reflecting and transmitting properties of minerals..." and is not limited to diamonds.
the luster is waxy and silky
transparent, adamantine to waxy.
The words waxy, pearly, and dull describe a mineral's luster.
No. Amethyst has a vitreous (glassy) luster.
transparent, adamantine to waxy.
No, diamond does not have a non-metallic luster; it exhibits a brilliant, adamantine luster, which is often described as glassy or reflective. This unique luster results from its strong covalent bonding and crystal structure, allowing it to reflect light exceptionally well. Non-metallic luster typically refers to materials with a more subdued sheen, such as dull, pearly, or waxy surfaces, which do not apply to diamonds.
These are terms that reference the mineral's luster (or lustre).
You are describing its luster.
luster
A waxy luster gives minerals a shiny appearance.