Ferberite, Siderite - image 1

Ferberite, Siderite

Unknown Owner
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A SUPERB and highly lustrous, columnar black ferberite specimen from Portugal. The terraces, sides and top of the specimen are capped by tiny, lustrous tan siderite discs, which add pizzazz to this fine piece. Arsenopyrite crystals, more siderite crystals and calcite crystals coat the back. 8.6 x 5.4 x 4.7 cm

Product details

SpeciesSiderite, Ferberite
SizeSmall Cabinet
Dimensions8.6 x 5.4 x 4.7 cm
Added on10/23/2024
LocalityPortugal, Panasqueira Mines

Known provenance

DateCollectorAcquisition price
08/2024Unknown OwnerNot disclosed
—The ArkenstoneNot disclosed

Learn more

Siderite
Mineral guide
Learn about Siderite
warm-toned iron carbonate with sharp rhombohedra and occasional gemmy crystals; prized for luster, classic localities Harz, Panasqueira, Dal’negorsk.
Siderite
Regional guide
Siderite from Panasqueira Mines, Portugal
from Panasqueira, Portugal — lustrous tan to cream rhombohedra in rosettes and masses; a world-class, modern classic from a magmatic-hydrothermal vein.