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Brilliant, gem-like, well-defined aquamarine-blue celestine crystals are disposed in aesthetic contrast on a matrix covered with snowy white colemanite crystals. A piece of exceptional aesthetics from a locality known for its borates, but from which few specimens of this type have been seen.
Brilliant, gem-like, well-defined aquamarine-blue celestine crystals are disposed in aesthetic contrast on a matrix covered with snowy white colemanite crystals. A piece of exceptional aesthetics from a locality known for its borates, but from which few specimens of this type have been seen.
Excellent specimen of hydroboracite, with a very good size, formed by numerous radial aggregates of acicular crystals. Very good brilliance, transparence and with color zoning, between colorless to slightly honeyed. This specimen has a former owner's handwritten label. A display museum specimen.
Excellent specimen of hydroboracite, with a very good size, formed by numerous radial aggregates of acicular crystals. Very good brilliance, transparence and with color zoning, between colorless to slightly honeyed. This specimen has a former owner's label fixed to the back side. A display museum specimen.