Titanium Node is a breakable node. Each break drops 3 Titanium, collected automatically. 453 are placed in the world, and spawn rules place more in Coral Gardens.
Titanium (Ti), element 22.
A light, strong, non-conductive, non-reactive metal. Perfect for underwater construction - won’t corrode.
Binds with oxygen to form minerals like rutile and anatase, which are likely embedded in bedrock on the sea floor.
Osseointegral metal - can be fused directly and safely to bone. Organisms on the bombardment world Thokcha and more recently encountered variants of the kharaa "onos" xenorhinoid both incorporate titanium into their biology.