Deep Materials

The three crafting materials made by the Resonance Chamber and the Abyssal Pressure Forge.

Each of these comes from exactly one machine recipe. JEI shows the recipes with their purity and depth requirements.

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Resonant Shard

Made in a Resonance Chamber from a Prismarine Crystal Shard, on a beam of purity 3.0 or higher. One shard in, one Resonant Shard out.

Used in the Gateway, the Abyssal Pressure Forge, Neptune's Trident, the Laser Injector of the Fusion Plant, the Dormant Crystal Seed and the Resonance Network blocks, and pressed into Flawless Prismarine Crystals.

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Flawless Prismarine Crystal

Made in an Abyssal Pressure Forge from a Resonant Shard. Needs purity 2.0, the Forge at Y -20 or lower, and 10 seconds per crystal.

Used in the Atlantean Rifle, Neptune's Trident, the Gateway, the Fusion Controller, the Crystal Cradle, the Dormant Crystal Seed and the Pressure Synthesizer.

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Deep Steel Plating

Made in an Abyssal Pressure Forge from an Aquarine Steel Ingot. Needs purity 2.5, the Forge at Y -40 or lower, and 15 seconds per plate.

Used in the Atlantean Rifle, Neptune's Trident, the Gateway, most Fusion Plant parts and the Crystal Cradle.

It also repairs a Sea Scout on an anvil. Put the picked-up Sea Scout in the left slot and plating in the right. Each plate restores 20% of the hull and costs 2 levels. The repair item and the amount per item are submarineRepairItem and submarineRepairPercent in config/nautec-common.toml.