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Antophyllite, Phlogopite, ChloriteItem number: MIN0330 Size: 130x90x50 mm Crystal size (max.): 65 mm Weight: 631 g Locality: Heřmanov, Křižanov, Žďár nad Sázavou District, Vysočina Region, Czech Republic
Cluster of spherical aggregates of coarse-grained Phlogopite known as Heřmanov sphere. Phlogopite in the centre has a rim of radial Anthophyllite, sometimes the chlorite zone is developed between both minerals. Heřmanov spheres can be found frequently as a single spherical aggregates, clusters are extremely rare. A real show piece for collectors.
In stock.
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