A very interesting rarity featuring blue-green tsumebite Pb₂Cu(PO₄)(SO₄)(OH) associated with yellow tsumcorite PbZn₂(AsO₄)₂·2H₂O and yellow-green corkite PbFe₃(PO₄)(SO₄)(OH)₆, from the famous locality at Broken Hill, New South Wales, Australia. This piece comes from the collection of Emili Nicolau (Barcelona) and was purchased to David Shannon.

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Silver specimen from this Australian locality formed by numerous groups of silver on twisted wires. It is accompanied by siderite and galena, and probably chlorargyrite. From the Vilaseca collection, Barcelona.

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This specimen from the Broken Hill mine has an incredibly rich coating of the lead oxyde mineral: minium. Both sides are coated with this intense, reddish-orange lead oxide. Minium is pseudomorph after cerussite crystals. Highly representative of the species and the locality. With the handwritten label from Ausrox.

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Group of bustamite crystals, of good size and an intense orange-brown color, with visible faces. They are included in a matrix with calcite and galena. They present the natural brilliance, with exfoliation on some parts, this piece has not been acidified. Calcite is very active under UV light, with an intense orange emission. It is not very common to find pieces of this species and locality. It belongs to the collection of Joan Astor, with a handwritten label and another typewritten.

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Very interesting specimen of opal with opalescence of violet, blue, green colors that fill the fissures of a xylopal. Very aesthetic due to its arrangement in veins, contrasting with the sienna warm colors of fossil wood. This Australian locality is known for opalized pineapples. Specimens from this locality are difficult to find.

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