Biomes O Plenty Ore locations

Emeralds
Birch Forest, Boreal Forest, Cherry Blossom Grove, Coniferous Forest, Decidous Forest, Extreme Hills, Forest, Grove, Highland, Jade Cliffs, Maple Woods, Moor, Mountain, Redwood Forest, Seasonal Forest, Seasonal Spruce Forest, Spruce Woods, Temperate Rainforest, Thinned Timber, Timber, Woodland

Rubies
Badlands, Canyon, Canyon Ravine, Desert, Dunes, Lush Desert, Mesa, Outback, Savanna, Savanna Plateau, Scrubland, Steppe
Peridots

Chaparral, Field, Forested Field, Garden, Grassland, Heathland, Meadow, Meadow Forest, Orchard, Pasture, Pasture Meadow, Plains, Prairie, Shrubland, Thick Shrubland, Thinned Pasture

Topazes
Bamboo Forest, Jungle, Oasis, Rainforest, Tropical Rainforest, Tropics

Tanzanites
Alps, Alps Forest, Alps Mountainside, Arctic, Frost Forest, Glacier, Icy Hills, Polar, Snowy Coniferous Forest, Snowy Dead Forest, Taiga, Tundra

Apatites
Bayou, Bog, Dead Swamp, Fen, Lush Swamp, Quagmire, Sludgepit, Swampland, Wetland

Sapphires
Coral Reef, Crag, Hot Springs, Kelp Forest, Mangrove, Marsh, Sacred Springs