Siderite from Herja Mine, Baia Mare, Maramureș County, Romania - image 1

Siderite from Herja Mine, Baia Mare, Maramureș County, Romania

Nice lustrous antimony pockets on siderite base interlaced with boulangerite. Representative for Herja mine (Herzsabánya)

Product details

SpeciesSideriteStibnite
SizeLarge Cabinet
Dimensions18.0 x 14.0 x 10.0 cm
Added on08/08/2026
LocalityRomania, Maramureș County, Herja Mine
RepairsNo

Current owner

Koch Antal
Koch Antal
Miercurea Ciuc, Romania
Acquired
Dec 2025

Owner’s note

From my Hungarian friend

3 for sale·Member since 2026

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 Herja Mine, Romania
Herja Mine, Romania — renowned for siderite in late carbonate growth, sulfosalt-rich vugs, and striking black calcite spheres, a top locality for collectors.
Locality guide
Herja Mine
Herja Mine, Romania — Baia Mare district locality famous for stibnite sprays, black calcite, semseyite rosettes, and sulfosalt-rich vugs, a collector's classic.