Mineral Industry Museum of Akita University
Exibited Rock starting with 'R' total 7

01115 Ropy Lava Fr S4 c221
12026 Anorthoclase Rhyolite Fr S 4 cB3
13930 Rapakivi Granite Fr S3 c217
19596 Rhyolite Fr S4 208
19653 reservoir rock(granite) Fr S8 309
19654 reservoir rock(limestone) Fr S8 309
19655 Reservoir rock(tuff) Fr S8 309

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