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