Quartz
Amistad mine, Villasbuenas, Salamanca, Castile and Leon, Spain
The definition of the crystals, free of damage, is perfect. Its yellow color is not very intense but is uniform and clearly visible. The specimen is from a recent find in a classic Spanish mine, very well known in the past by its natural citrine Quartz, but where no significant samples had been found for a very long time.
Villasbuenas, ...
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