Iron block

item game:metalblock-new-riveted-iron · from betterruins

Produced by (2)

Filters

Recipe	Category	Ingredients → output
grid recipe	grid	Machinist's Mechanism Blueprint + hammer-* + Iron plate → Iron block
grid recipe	grid	Machinist's Mechanism Blueprint + Iron block → Iron block

Used in (3)

Filters

Recipe	Category	Ingredients → output
grid recipe	grid	Machinist's Mechanism Blueprint + Iron block → Iron block
corrodedcopperblock10	barrel	Iron block ×2 + Water ×10L → metalblock-corroded-plain-rusty-iron
corrodedcopperblock10-iron-saltwater	barrel	Iron block ×2 + Sea water ×10L → metalblock-corroded-plain-rusty-iron

Found in structures (5)

Structure	Kind
Tobias cave area	storystructure
Village area	storystructure
largeforlornhopetower	storystructure
sunrift	storystructure
megastructures-forlornhopetower-common-niclass	structure

This confirms the schematic(s) contain this code somewhere, not where or how many times -- the per-instance block-entity decoding used for tapestries isn't run for every content type.