data:extend(
{
  {
    type = "item-group",
    name = "omnicrystal",
    order = "z",
    inventory_order = "z",
    icon = "__omnimatter_crystal__/graphics/technology/omnicrystal-category.png",
	icon_size = 128,
  },
   {
    type = "item-subgroup",
    name = "omnine",
	group = "omnicrystal",
	order = "aa",
  },
   {
    type = "item-subgroup",
    name = "solvation",
	group = "omnicrystal",
	order = "aa",
  },
   {
    type = "item-subgroup",
    name = "omniplant",
	group = "omnicrystal",
	order = "aa",
  },
  {
    type = "item-subgroup",
    name = "crystallization",
	group = "omnicrystal",
	order = "aa",
  },
  {
    type = "item-subgroup",
    name = "omnide",
	group = "omnicrystal",
	order = "aa",
  },
  {
    type = "item-subgroup",
    name = "traction",
	group = "omnicrystal",
	order = "aa",
  },
  {
    type = "recipe-category",
    name = "omniplant",
  },
}
)