Vintage Japanese Geology Mineral Specimen Box 63 Piece Complete Set Chide Yoko

Vintage Japanese mineral specimen box Uchida yoko complete 63 rock geology kit Showa. All the rocks are in good unbroken condition. Some of them are not adhered to the cardboard glass tubes in perfect condition. See photos. here comes some Google info on the pristine set

vintage educational kit titled 「中学校小学校標準岩石鉱物化石標本 63種」 (Standard Rock, Mineral, and Fossil Specimens for Junior High and Elementary Schools, 63 Types). It was manufactured and distributed by the prominent Japanese educational supply company, Uchida Yoko Co., Ltd. (内田洋行).The printed document acts as an index sheet for the compartmented display box below it, mapping out exactly what specimen belongs in each numbered slot.Organizational Structure of the IndexThe text categorizes the 63 geological samples into six distinct groups based on standard earth science classifications:造岩鉱物 (Rock-Forming Minerals): Numbers 1–11. Includes common minerals like quartz (石英), orthoclase (正長石), and biotite (黒雲母).火成岩 (Igneous Rocks): Numbers 12–25. Subdivided into plutonic rocks (深成岩) and volcanic rocks (火山岩). Includes granite (花崗岩), basalt (玄武岩), and pumice (浮岩/軽石).水成岩 (Sedimentary Rocks / Aqueous Rocks): Numbers 26–36. Includes conglomerate (礫岩), sandstone (砂岩), and shale (頁岩).変成岩 (Metamorphic Rocks): Numbers 37–43. Includes crystalline limestone/marble (晶質石灰岩/大理石) and various schists (片岩).有用金属鉱物 (Useful Metallic Minerals / Ores): Numbers 44–54. Includes gold ore (金鉱), chalcopyrite (黄銅鉱), and magnetite (磁鉄鉱).有用非金属鉱物 (Useful Non-Metallic Minerals): Numbers 55–61. Includes sulfur (硫黄), graphite (黒鉛), and fluorite (蛍石).化石 (Fossils): Numbers 62–63. Typically features plant fossils like fossilized leaves (木の葉化石) and animal fossils like shell fossils (貝化石).Key Details from the ListLocality Data: Next to every single specimen name, the index explicitly prints the specific Japanese prefecture and mountain/mine where that exact sample was collected (e.g., Mount Fuji, Ishikawa District, various historic mines).