Video trailer
Synopsis
High schooler Ruri Tanigawa loves shiny things. She loves them so much that she heads into the mountains to search for crystals herself—where she unexpectedly meets Nagi Arato, a graduate student studying mineralogy. As the pair start collecting minerals together, Ruri begins developing a genuine appreciation for science and the beauty of the natural world. 
Original title 瑠璃の宝石
TMDb Rating 7.4 28 votes
First air date Jul. 06, 2025
Last air date Sep. 28, 2025
Seasons 1
Episodes 13
Average Duration 24 minutes
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