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Kainosite-(Y), Ca2(Y,Ce)2Si4O12(CO3)•(H2O), Furka Tunnel (West section), Oberwald, Goms, Wallis, Switzerland. Fov 3 mm. Copyright: Stephan W… | Mineralien, Strunz
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Figure 24 | Minimizing the use of concrete in tunnels and caverns: comparing NATM and NMT | SpringerLink
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Ilmenite, BLS railway tunnel (Bern-Lötschtal-Simplon), Mittalgraben, Lötschental, Valais, Switzerland. Fov about 3 mm. Collection/Copyri… | Mineralien, Korund, Rabe
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Synchisite-(Ce), CaCe(CO3)2F, Furka Tunnel (West section), Oberwald, Goms, Wallis, Switzerland. Fov 3 mm. Copyright: Stephan Wo… | Mineralien, Edelsteine, Carbonat
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