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[Subject: Mineralogy]
- One of the crystalline forms of carbon, it is the hardest mineral, hence valuable as an abrasive, for arming rock-boring tools, etc
Translated in 66 languages
[Subject: Geometry]
- A diamond shape
Translated by: RHISIART HINCKS
Translated in 17 languages
[Subject: Fashion]
Translated by: KATRIN HELD
Translated in 5 languages
[Subject: Railroads, Roads, Highways]
- A railway crossing in which two tracks cross over each other at an acute angle
Translated by: ROBERT GRIGOR BAXTER
Translated in 2 languages