Hyalite

Item number: MIN0208

Price: EUR 165.00 

Glass clean, colorless bubbly hyalite (variety of opal) accompany with a little of white botryoidal Staffelite (variety of Calcium-rich Fluorapatite) 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 70x65x45 mm
Crystal size (max.) 52 mm
Weight 155 g
Locality Valeč, Doupovské Hory Mts., Czech Republic
Accessory mineral(s) Staffelite var. Ca-Fluorapatite