Crystal Diagrams Notebook

A vast range of crystal forms from Frederich Mohs’ 1825 Treatise on Mineralogy, gorgeously arranged into a cloud of refracted colour. Mohs is of course mainly remembered for his Hardness Scale, used to this day.

FSC certified lined paper.
192 lined pages.
Measures 21 x 14cm plus ribbon.
Pen holder and elastic closure.

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