Hardened Surface Fragments

An abrasion sample taken from the upper surface of a Thargoid Titan. This material is extremely strong and resistant to multiple types of damage.

— In-Game Description

Hardened Surface Fragments is a Manufactured Material introduced in Update 15. It can only be obtained by mining targetable coarse hull surfaces found on a live Thargoid Titan.

Mining a coarse hull surface with an Abrasion Blaster will yield 2-5 chunks, each containing 3 Hardened Surface Fragments, while shooting it with a Mining Laser or any other weapon will only yield 1 chunk.

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