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An official website of the United States government
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
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3D printable model of spinel, MgAl2O4 and its crystal structure (5x5x5 cubic) for educational and illustrative purposes, with OpenSCAD file for further changes. (Based on information at Chemtube.)
Second version; easier to print. (separate upload due to website oddities)
Design by Tuomas Hämäläinen, as part of Aalto University course ELEC-L3999: 3D Printing of Open Source Hardware for Science.
