Ruri no Houseki

Mineral collecting is a modern-day treasure hunt!

Ruri, a high school girl who loves jewelry and accessories, ventures into the world of mineral collecting in mountains, rivers, and caves. The first volume features numerous minerals, including quartz, garnet, pyrite, gold sand, and fluorite. The collection scenes are full of fascinating scenes using specialized tools such as a panning dish, hammer, and topographical maps. This is an authentic science adventure based on the solid knowledge of the author, who is trained in mineralogy!

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