Fluorapatite on Siderite - image 1
specimen video

Fluorapatite on Siderite

$450.00

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A matrix of mounded rosettes of lustrous, tan colored siderite is hosts a single, gemmy, doubly terminated, beautifully zoned Fluorapatite crystal. The Fluorapatite crystal is very glassy, sharply formed and measures 2 cm across. It is intricately zoned with a more obvious 3 mm thick rich purple, band in the center that is sandwiched between two pale blue-green bands. Looking at the Apatite face-on, one can see a subtle light purple zone around the entire rim of the crystal and the crystal is so clear that the Siderites underneath the Apatite can be seen! Two colorless quartz crystals are emplaced on the underside of the specimen. The piece is nearly pristine with just a tiny bruise on a single crystal edge. A classic example of this rare old style we used to call the "purple sandwich," in a balanced miniature-sized specimen. Ex. Dr. Joan Massague collection.

Product details

SizeMiniature
Dimensions5.0 x 5.0 x 3.7 cm
Listed on04/09/2026
SKURC21-08

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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.