Item number: MIN5603 Size: 160x125x100 mm Crystal size (max.): 10 mm Weight: 3165 g Locality: Markovice, Čáslav, Central Bohemia Region, Bohemia, Czech Republic Accessory mineral(s): , , , Quartz
Cluster of fibrous hair like actinolite -byssolite crystals up to 10 mm with quarz (to 2 cm), titanite to 5 mm, laumontite and albite. Typical alpine veins paragenesis of Marcovice quarry near Časlav. Byssolite is a variety of Amphibole supergroup.
