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RM2936   Wood Opal
SiO₂·nH₂O
  -  0.
#2335
Montjuïc, Barcelona, Barcelonès, Barcelona, Catalunya, Spain

Near the coast of the Catalan city of Barcelona is emplaced this historical and geologically very interesting promontory such as the Montjuïc mountain. The sample we propose is a xylopal (opal wood) in which we can observe structures of the original wood. These specimens are already as historic as the mountain from which they belong...

Size: 8.4 x 4.3 x 2.7 cm.
Found in ±1985.
Col. Joan Astor (Barcelona).
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