Friedrich Rinne

German crystallographer and petrographer (1863-1933) · Academics · Died at 69

Friedrich Wilhelm Berthold Rinne was a German mineralogist, crystallographer and petrographer.

Friedrich Rinne is read about 1.5 times a day, in 5 languages.

A typical day, 30 days to 19 June 2026

The middle day of the days counted, so one week of news cannot move it. The line under it is the last 60 days, one point a day.

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