Dawsonite, Ferromagnesite xls; Slany Mine, Czech Republic; Scab; unique piece
Dawsonite and Ferromagnesite crystlas from the Slany Mine, Czech Republic – small cabinet specimen as unique piece
This small cabinet specimen features Dawsonite and Ferromagnesite crystals from the Slaný Mine, Czech Republic. Numerous clearly visible crystals are developed on a drusy matrix, giving the piece a lively and highly contrasting appearance. Colorless to slightly gray fine crystalline coatings are combined with striking white fibrous aggregates and yellow to honey colored crystals.
The crystals are well developed and show a variety of habits, ranging from fine crystalline coatings to radial and granular aggregates. This combination creates a visually diverse specimen with interesting textures and fine details.
Geology & Origin
Dawsonite is a rare sodium aluminum carbonate hydroxide that commonly forms in sedimentary or hydrothermally influenced environments. Ferromagnesite, an iron rich variety of Magnesite, typically develops in carbonate rocks under specific geochemical conditions.
The Slaný Mine is known for its diverse carbonate mineral formations and produces a range of aesthetically appealing and scientifically significant associations. Combinations of Dawsonite and Ferromagnesite like this are especially valued by collectors for their variety and structure.
This table is for general information and orientation, although the sizes of the stones may vary. In addition, this specification is handled differently from region to region.
| Sizes | Description | approx. Sizes in mm/cm | approx. Sizes in INCH | |
| Capsule | Capsule | 0.1–0.5 mm in a transparent hard capsule (approx. 1 cm) | capsule contents 0.1–0.5 mm | capsule contents 0.004–0.02 in |
| TN/mm | Micromount (TN = Thumbnail) | everything fitting in a TN Perky box or a MM box of approx. 1 in | approx. 0.5–2.5 cm | max. 1 in |
| Min | Miniature specimen | will not fit a TN or MM box anymore | approx. 2.5–5 cm | approx. 0.2–1.0 in |
| Scab | small cabinet specimen | approx. one-third to half a hand size | approx. 5–9 cm | approx. 1.0–2.0 in |
| Cab | cabinet specimen | full hand size | approx. 9–15 cm | approx. 2.0–3.5 in |
| large Cab | large cabinet specimen | approx. two hand sizes | approx. 15–30 cm | approx. 3.5–6.0 in |
| very large Cab | very large cabinet specimen | everything larger, no upper limit |
Abbreviations commonly used in mineralogy.
| Abbreviation | Meaning |
| xl | single crystal, possible with matrix |
| xls | noticeable crystals |
| (xl) | embedded or damaged |
| (xls) | embedded or damaged |
| MASS | massive and/or amorphous pieces |
| TYP | type locality of the original description |
| SWUV | shortwave-UV-reaction |
| UV | ultraviolet reaction |
| SC | self-collected |
| U | unique (single unique piece) |
Usage Instructions
This product is ideal as a collector's item, decorative element, teaching material, or for scientific and exhibition purposes.
Legal Notices
Safety
We accept no liability for damages resulting from improper and/or non-recommended use. Please carefully assess the suitability of the product before any alternative use.
Responsible Provider
Mikon Mineralienkontor GmbH
Steinslieth 11
D-37130 Gleichen OT Klein Lengden
Email: info@mikon-online.com
| shipment-weight, NOT netto weight (kg) | 0.100000 |
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