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Four tetragonal biesphenoids
Cahnite
3D crystal models and structures
Teaching Innovation Project nº 5 UCM (2019-2020), nº 98 (2020-2021), nº 24 (2021-2022) and nº 121 (2022-2023)
Click on the image to download or to view the model in 3D (clicking on thingiview)
Four tetragonal biesphenoids
Cahnite