Hyalite, Staffelite

Item number: MIN0205

Price: EUR 85.00 

"A little castel" - glass clean, colorless bubbly hyalite (variety of opal) accompany with white botryoidal Staffelite (variety of Calcium-rich Fluorapatite) grown on the top of Rhyolitic tuff. The hyalite is slightly chipped on backside, what´s barely visible. 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 60x40x65 mm
Crystal size (max.) 18 mm
Weight 101 g
Locality Valeč, Doupovské Hory Mts., Czech Republic