The haematoidin pigment may vary in colour from yellowish or orange-red to a ruby-red, and forms granular masses, rhombic prisms or acicular crystals.
When the gold is finely divided, as in " purple of Cassius," or when it is precipitated from solutions, the colour is ruby-red, while in very thin leaves it transmits a greenish light.
It fuses at red heat, and colours glass a ruby-red.
This vessel is considered a marvel of modern cruise engineering and is highlighted by an 11-story Metropolis atrium with a ruby-red glass ceiling.
This unoaked Barbara is a concentrated ruby-red wine with loads of blackberry fruit aromas and flavors.
