Chiavennite xls; Svensken Quarry, Tvedalen, Norway; Min; unique piece

$71.95
Only 1 left
Item number
C1026475

Chiavennite crystals from Svensken Quarry, Tvedalen, Norway – miniature specimen as unique piece

 

This miniature specimen with Chiavennite crystals from Norway shows a light partly translucent matrix on which striking orange crystal aggregates stand out in strong contrast. The combination of whitish base areas and intensely colored crystals gives the piece a very attractive and lively appearance.

The Chiavennite crystals are clearly recognizable and form fine platy to radiating aggregates with a distinct crystalline character. The surface appears structured and detailed, with the bright orange areas dominating the visual impression and creating strong aesthetic appeal.

Geology & Origin

Chiavennite is a rare calcium manganese silicate typically found in pegmatitic or hydrothermally altered rocks. The Svensken Quarry, Tvedalen locality in Norway is well known for its granitic pegmatites and a wide variety of rare mineral occurrences. Such formations develop through complex geochemical processes where specialized mineral phases crystallize in cavities and fissures.

 

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

More Information
shipment-weight, NOT netto weight (kg) 0.080000

© 2021 shannonsminerals.com