River gravels and sands: minerals, ores and what a city can dig

Gravel, sand and silt that rivers carried and dropped along their valleys: not yet rock, and the best farmland there is. Under a city, River gravels and sands holds 25 minerals of the Crystal encyclopedia and the ores of gold.

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Metals and their ores

• Gold from Gold

What a city can dig

Gold, Building stone, Gemstones, Clay and bricks

No coal lies in this rock: a city on it burns wood, or buys its fuel.

Minerals

Diamond, Ruby, Sapphire, Gold, Amber, Carnelian, Alexandrite, Painite, Bloodstone, Rutile, Ilmenite, Taaffeite, Kyawthuite, Poudretteite, Paraíba Tourmaline, Moss Agate, Nephrite, Pearl, Mother of Pearl, Platinum, Sperrylite, Cooperite, Osmiridium, Osmium, Iridium

Offered first on: plain, valley, salt flat, inselberg

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