Ian Mercer Books

The Changing Earth
The Changing Earth

By Ina Mercer

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Gemstones
Gemstones

By Ian Mercer

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Explains the mining of gemstones, how they become valuable cut stones, uses of gems, and the manufacture of artificial gems.

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Oils
Oils

By Ian Mercer

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Crystals.
Crystals.

By Ian Mercer

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Volcanoes Earth
Volcanoes Earth

By Ian Mercer, Susanna Van Rose

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Crystals Earth
Crystals Earth

By Ian Mercer, G. Cressey

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Crystals
Crystals

By Ian Mercer

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Volcanoes
Volcanoes

By Susanna Van Rose

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Oil Resources the Environment
Oil Resources the Environment

By Ian Mercer

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Nature guide to the west country

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