Pokémon Zero - Mega Stone Locations

Pokémon Zero v0.10 - Mega Stone Locations

All Mega Stones except Diancite can be bought for 40 BP at the Trainer Tower.

Hoenn Starter Mega Stone - Route 25
Kanto Starter Mega Stone - Lavender Town
Aerodactylite            - Route 4 (Rock Smash required)
Pidgeotite               - Route 17
Beedrillite              - Alola Biodome
Alakazite                - Route 4 (Surf required)
Heracronite              - Fighting Dojo
Houndoominite            - Silph Co. 11F
Metagrossite             - Silph Co. 1F
Gardevoirite             - Saffron City
Galladite                - Saffron City
Ampharosite              - Route 13
Absolite                 - Route 15
Sablenite                - Safari Zone Area 3
Steelixite               - Power Plant
Altarianite              - Route 20
Slowbronite              - Seafoam Island B4F
Lopunnite                - Pokémon Mansion 2F
Scizorite                - Route 21
Tyranitarite             - Treasure Beach
Cameruptite              - Mt. Ember
Mawilite                 - Two Island
Gyaradosite              - Cape Brink
Gengarite                - Berry Forest
Pinsirite                - Route 23
Kangaskhanite            - Victory Road 1F
Medichamite              - Route 23
Mewtwonite X/Y           - Cerulean Cave