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Jimmy, thank you for the links!

I'm in Germany, right between Ardennes and Solingen.

I'm in Germany. Right between Ardennes and Solingen :D

Jimmy, thank you for the links :rock:

Thank you!



There are not only rough estimations, I remember that in 1996/1997 the new proprietor of the Old Stock, a coticule quarry, had geological analysis in University of Liège... And...

I don't believe we can cleave the micro-crystalline garnets while honing.

And you are right the Yellow Coticule has 35% - 43% garnets,
the Belgian Blue has 30 % garnets.

But the important...

"Football-like" (rhombic dodecahedron) garnets are in the Belgian Blue Stone!

In the (Yellow) Coticule the garnet-crystals are crumbled and more polymorphic. That’s also the reason why the blue...