Schist and gneiss: minerals, ores and what a city can dig
Older rocks baked and squeezed deep in mountain belts until they split into sheets: schist, gneiss and slate. Under a city, Schist and gneiss holds 46 minerals of the Crystal encyclopedia and the ores of iron.
Metals and their ores
What a city can dig
Iron, Building stone, Clay and bricks
No coal lies in this rock: a city on it burns wood, or buys its fuel.
Minerals
Quartz, Ruby, Emerald, Garnet, Magnetite, Tourmaline, Beryl, Jade, Spinel, Zircon, Talc, Mica, Corundum, Rhodonite, Kyanite, Staurolite, Alexandrite, Tanzanite, Smoky Quartz, Prehnite, Epidote, Chlorite, Tsavorite, Demantoid, Iolite, Sunstone, Pyrrhotite, Rutile, Phenakite, Wavellite, Albite, Graphite, Kornerupine, Sillimanite, Hornblende, Actinolite, Grossular, Ilmenite, Arsenopyrite, Scapolite, Dumortierite, Grandidierite, Musgravite, Jadeite, Zoisite, Orthoclase
Offered first on: mountain
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