: Compliant versions are used in lipsticks and daily chemical products.
These pigments were essentially arsenic compounds. While they offered a brilliance that rivaled vermilion, they were chemically unstable in mixtures and highly toxic. Artists using these "Ruby" pigments often suffered from arsenic poisoning, a stark reminder that the beauty of the simulated gem came with a biological cost. pigment ruby
: A creamy, waxy stick used as a lip liner, bronzer, or contour . Users note it blends easily and lasts about 5–6 hours. : Compliant versions are used in lipsticks and
Therefore, "Pigment Ruby" has always been a simulation—a material masquerade. The history of this color is the history of humanity's attempt to synthesize the un-synthesizable: a red that possesses the depth of a gemstone without the prohibitive cost or physical limitations of the stone itself. Artists using these "Ruby" pigments often suffered from
In the lexicon of artists' pigments, names often obscure as much as they reveal. "Pigment Ruby" is a quintessential example. Historically, ground rubies (corundum) were never viable as a pigment; their refractive index is so high that, when ground finely enough to suspend in oil or tempera, they turn translucent and colorless, losing the very sparkle that defines the gem.