Iridium Dust is a item from Modern Industrialization, crafted from Iridium Tiny Dust.
Crafting using Iridium Tiny Dust, Iridium Tiny Dust, Iridium Tiny Dust, Iridium Tiny Dust, Iridium Tiny Dust, Iridium Tiny Dust, Iridium Tiny Dust, Iridium Tiny Dust and Iridium Tiny Dust, arranged in the pattern shown. Produces Iridium Dust.
Crafting 
Iridium Dust guaranteedBlasting using Iridium Dust (100 ticks, 0.7 xp). Produces Iridium Ingot.
Blasting 100 ticks· 0.7 xp
Iridium Ingot guaranteedCrafting using Iridium Dust, arranged in the pattern shown. Produces 9× Iridium Tiny Dust.
Crafting Iridium Tiny Dust ×9 guaranteedSmelting using Iridium Dust (200 ticks, 0.7 xp). Produces Iridium Ingot.
Smelting 200 ticks· 0.7 xp
Iridium Ingot guaranteed
modern_industrialization:iridium_dustmodern_industrializationmodern_industrializationc:items/iridium_dusts
Recipe JSON (1):
{
"recipe_type": "minecraft:crafting_shaped",
"pattern": [
"yxx",
"xxx",
"xxx"
],
"ingredients": {
"x": {
"tag": "c:iridium_tiny_dusts"
},
"y": {
"item": "modern_industrialization:iridium_tiny_dust"
}
},
"conditions": [],
"sequence": null,
"group_name": null,
"experience": null,
"cooking_time": null
}