Rutile, hematite and hyalite opal - Novo Horizonte, Bahia, Brazil
Opal hyalite reactive to short Uvs. 5,5 x 2,5 x 1 cm.
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Opal hyalite reactive to short Uvs. 5,5 x 2,5 x 1 cm.
Superb and uncommon association of hyalite opal reactive to...
Hyalite opal concentrated essentially on the upper crest of...
Hyalite opal on a volcanic matrix typical of the...
The rutile in epitaxy is a world famous association and...
Beautiful golden needles of rutile on which hyalite opal...
Hyalite opal showing a very strong reaction to short Uvs ! 3 x...