Ruby (Below Zero)

Ruby is a raw material. According to its description, it is used for heat and electricity conduction.

Appearance
Rubies appear as white rocks with four short, red mineral spikes jutting outward, giving them a generally realistic appearance. They have a small glow at night which makes them much easier to find.

Trivia

 * The Large Ruby Deposit, along with many other deposit types, was cut from Subnautica. However, Large Ruby Deposits are found in the Alterra Mining Site.