Siderite, Dolomite, Pyrrhotite - image 1
Siderite, Dolomite, Pyrrhotite - image 2

Siderite, Dolomite, Pyrrhotite

Unknown Owner
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A fine segregated crust with a hole in the center of very glassy, gemmy, yellow-green siderite blades and lustrous, translucent, light gray dolomite rhombs. The dolomite rhombs are preferentially and richly covered with bright, brassy, tabular, hexagonal pyrrhotite crystals. This is classic combination material from the famous 1960s find at the Morro Velho Gold Mine of Brazil. Ex Dr. Gary Hansen Collection.

Product details

SizeSmall Cabinet
Dimensions9.5 x 7.4 x 2.2 cm
Added on10/23/2024

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.
Regional guide
Siderite from Morro Velho mine
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