Thallasium Chestplate is a item from Unknown Mod, crafted from Thallasium Forged Plate.
Crafting using Thallasium Forged Plate, Thallasium Forged Plate, Thallasium Forged Plate, Thallasium Forged Plate, Thallasium Forged Plate, Thallasium Forged Plate, Thallasium Forged Plate and Thallasium Forged Plate, arranged in the pattern shown. Produces Thallasium Chestplate.
Crafting 
Thallasium Chestplate guaranteed
betterend:thallasium_chestplatebetterendunknownRecipe JSON (1):
{
"recipe_type": "minecraft:crafting_shaped",
"pattern": [
"# #",
"###",
"###"
],
"ingredients": {
"#": {
"item": "betterend:thallasium_forged_plate"
}
},
"conditions": [],
"sequence": null,
"group_name": "end_metal_chestplates",
"experience": null,
"cooking_time": null
}