Hyalite

Item number: MIN0209

Price: EUR 85.00 

“The castle on the rock” - glass clean, colorless bubbly hyalite (variety of opal) grown on the top of Rhyolitic tuff. From classic location in Valeč, Doupov Mts., the Czech Republic.  Collected in 1982 when the locality used to be a strong guarded military zone.

Format 24 (the sample fits or fills up the box of 65x65x25 mm. Sample might be higher than 25 mm)
Size 65x50x45 mm
Crystal size (max.) 18 mm
Weight 120 g
Locality Valeč, Doupovské Hory Mts., Czech Republic