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12.25 CTS Australite flange TEKTITE RG-5991 Raregems
- SKU
- RG-5991
- Afmetingen (mm)
- 16.4 x 15.7 x 9.6mm
- Gewicht (cts)
- 12.25
- Treatment
- No Treatment
- Type
- Specimen
- Kleuren
-
TEKTITE-COLLECTOR PC
WESTERN AUSTRALIA
TEKTITE FLANGE
PERFECT SHAPE
THE COME IN VARIOUS SHAPES AND SIZES SOME BEING VERY RARE
the original body (a sphere in this case) is interpreted to be solid or very close to solidification by re-entry stage. As the sphere re-enters it ablates and spalls. Spalling results in characteristic core shapes. Once ablation of material has crossed the equatorial margin of the specimen, a flange may begin to form. This leads to formation of ‘button’-type tektites. Further spalling may result in loss of the flange and creation of a lens. In larger specimens (>6g), which are less thermodynamically stable, the loss of the flange and creation of a core is inevitable. The flange may reform with further spalling resulting in conical core morphologies. If the button continues to ablate then end-members such as plates or bowls may form. Ablation, spalling and flange formation combine to produce unique tektite forms
FOR FUTHER READING
Cleverly, W. H. 1986. Australites from Hampton Hill Station, Western Australia. Journal of the Royal Society of Western Australia, Vol. 68, Part 4, p. 81-93.
McNamara, K. and Bevan, A. 1985 (2nd (revised) edition, 1991). Tektites. Western Australian Museum. pp. 28. (Currently in print!)
| Aanbieder | Bestemming | Kosten |
|---|---|---|
| DHL Standaard |
Rest van de wereld
14
|
eerste item
per extra item
verzendkosten gemaximeerd op
|
| FedEx |
Rest van de wereld
7
|
eerste item
per extra item
verzendkosten gemaximeerd op
|
| Standard Shipping - Tracked |
Rest van de wereld
14
|
eerste item
per extra item
verzendkosten gemaximeerd op
|
| Standard Shipping - Tracked Standaard |
Australië
7
|
eerste item
per extra item
verzendkosten gemaximeerd op
|
| DHL Standaard |
Verenigde Staten van Amerika
14
|
eerste item
per extra item
verzendkosten gemaximeerd op
|
| Express Shipping |
Australië
5
|
eerste item
per extra item
verzendkosten gemaximeerd op
|
| FedEx |
Verenigde Staten van Amerika
7
|
eerste item
per extra item
verzendkosten gemaximeerd op
|
| Standard Shipping - Tracked |
Verenigde Staten van Amerika
14
|
eerste item
per extra item
verzendkosten gemaximeerd op
|
- SKU
- RG-5991
- Afmetingen (mm)
- 16.4 x 15.7 x 9.6 mm
- Gewicht (cts)
- 12.25
- Treatment
- No Treatment
- Type
- Specimen
- Kleuren
-
TEKTITE-COLLECTOR PC
WESTERN AUSTRALIA
TEKTITE FLANGE
PERFECT SHAPE
THE COME IN VARIOUS SHAPES AND SIZES SOME BEING VERY RARE
the original body (a sphere in this case) is interpreted to be solid or very close to solidification by re-entry stage. As the sphere re-enters it ablates and spalls. Spalling results in characteristic core shapes. Once ablation of material has crossed the equatorial margin of the specimen, a flange may begin to form. This leads to formation of ‘button’-type tektites. Further spalling may result in loss of the flange and creation of a lens. In larger specimens (>6g), which are less thermodynamically stable, the loss of the flange and creation of a core is inevitable. The flange may reform with further spalling resulting in conical core morphologies. If the button continues to ablate then end-members such as plates or bowls may form. Ablation, spalling and flange formation combine to produce unique tektite forms
FOR FUTHER READING
Cleverly, W. H. 1986. Australites from Hampton Hill Station, Western Australia. Journal of the Royal Society of Western Australia, Vol. 68, Part 4, p. 81-93.
McNamara, K. and Bevan, A. 1985 (2nd (revised) edition, 1991). Tektites. Western Australian Museum. pp. 28. (Currently in print!)
| Aanbieder | Bestemming | Kosten |
|---|---|---|
| DHL Standaard |
Rest van de wereld
14
|
eerste item
per extra item
verzendkosten gemaximeerd op
|
| FedEx |
Rest van de wereld
7
|
eerste item
per extra item
verzendkosten gemaximeerd op
|
| Standard Shipping - Tracked |
Rest van de wereld
14
|
eerste item
per extra item
verzendkosten gemaximeerd op
|
| Standard Shipping - Tracked Standaard |
Australië
7
|
eerste item
per extra item
verzendkosten gemaximeerd op
|
| DHL Standaard |
Verenigde Staten van Amerika
14
|
eerste item
per extra item
verzendkosten gemaximeerd op
|
| Express Shipping |
Australië
5
|
eerste item
per extra item
verzendkosten gemaximeerd op
|
| FedEx |
Verenigde Staten van Amerika
7
|
eerste item
per extra item
verzendkosten gemaximeerd op
|
| Standard Shipping - Tracked |
Verenigde Staten van Amerika
14
|
eerste item
per extra item
verzendkosten gemaximeerd op
|
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Positief
Great set of Garnets and some really cool reds when put under a bright light! Fast delivery!! Many thanks
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PositiefNice cute little stones
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PositiefVery fast shipping, arrived 11 days early. I think it will make a fantastic stone
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Positiefgood seller nice packaging photos accurate of mineral
Deze kortingsbon is alleen geldig voor aankopen via 'Nu kopen'.