The Kindle version of "Mysterious Mineral Encyclopedia" is on sale with a 50% discount. Even if you have no knowledge, you can get excited just by looking at it.
An introductory book to mineralogy that can be read "crispy" with beautiful photos of minerals (newly taken) and concise explanations. The chapters are divided into groups such as "emerald and tourmaline friends"...
The linked article is in Japanese.
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