Katoptrite with Jacobsite and Calcite - image 1
Katoptrite with Jacobsite and Calcite - image 2
Katoptrite with Jacobsite and Calcite - image 3
Katoptrite with Jacobsite and Calcite - image 4

Katoptrite with Jacobsite and Calcite

$300.00

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This salt and peppered textured specimen is host to a modest amount of subhedral, prismatic, dark gray, metallic katoptrite to 1.5 mm associated with black, micro granular jacobsite and white to off-white calcite. It originates from the Brattfors mine, Nordmark, Filipstad, Varmland, Sweden, the type locality for the species. Katoptrite is a rare and complex manganese aluminum antimony silicate. Ex. Paulo Matioli collection and is accompanied by a Swedish Museum of Natural History label.

Product details

SpeciesCalcite, Jacobsite
SizeMiniature
Dimensions5.0 x 5.0 x 3.0 cm
Listed on04/09/2026
LocalitySweden, Värmland County, Brattfors Mine
SKURARE16B-136
Current owner
A
The ArkenstoneFeatured
3,389 for sale·Member since 2026

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Calcite
Mineral guide
Learn about Calcite
diverse shapes, colors, and optical quirks; widely available yet scarce elite pieces from Elmwood and Charcas drive collecting value and display.
Calcite
Regional guide
Calcite from Brattfors Mine
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Locality guide
Brattfors Mine
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