A nice example of an incompletely developed crown of hyalite – vitreous opal from the world-famous locality. A sample of vitreous amorphous aggregates of hyalite from the classic Valeč locality.
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Localities, Czech Republic, Mineral Classification, Oxides
Hyalite
$10
Availability: In stock
Location: Valeč; Czech Republic
Dimension: 45 × 90 × 50 mm
