Mohs Hardness scale rose granite Dolomite Diorite Serapeum of Saqqara bull sarcophagus

First published at 06:45 UTC on July 18th, 2019.

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6.0 - 6.5 Mohs hardness rose granite
3.5 - 4.6 Mohs hardness Dolomite &
5.5 - 6.0 Mohs hardness Diorit (C4H8O2 ) =
composed of plagioclase feldspar mixed with hornblende, biotite, / augite

the bull sarcophagus were made from all or none of ...

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CategoryEducation
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