156.60 CTS FIRE AGATE ROUGH WITH RARE'' SPARKS ' [F8810]
- UGS
- Dimensions (mm)
- 34.000 x 34.000 x 20.000mm
- Poids (cts)
- 156.600
- Taper
- Rough
- Couleurs
-
QUALITY ROUGH
FIRE AGATE WITH RARE SPARKS
THIS STONE IS FOUND IN THE AREA FROM ARIZONA TO MEXICO.THIS STONE HAS A RARE INCLUSION OF A NEEDLE LIKE MINERAL THE MEXICANS CALL 'SPARKS'' WHILE IT IS ALSO CALLED SAGENITE. WE HAVE WET THE ROUGH TO TAKE A PHOTO.
THE STONE APPEARS TO GLOW INSIDE LIKE AN OPAL. THE GEM IS THOUGHT TO BE FORMED WHEN HOT WATER SATURATED WITH COLLOIDAL SILICA AND LAVAOXIDE INVADES CAVITIES IN THE COUNTRY ROCK AND BEGIN TO COOL. CHALCEDONY WITH IRON OXIDE BEGINS TO GROW ON ANY AVAILABLE SURFACE (THE IRON OXIDE GIVES THE BASIC BROWN COLOR TO THE GEM).
AS THE SOLUTIONS BEGAN TO PRECIPITATE AND GROW LAYERS OS SILICA AND IRON OXIDE WOULD BE DEPOSITED DEPENDING ON THE RELATIVE LEVEL OF THOSE ELEMENT IN SOLUTION AND UNDERLAYING CONDITIONS. THESE ALTERNATING SILICA AND IRON OXIDE LAYERS (SCHILLER LAYERS) CAUSE BRILLIANT FIRE TO THE GEM. AS IRON OXIDE RAN OUT IN THE SOLUTION COLORLESS CHALCEDONY CONTINUED TO GROW. THIS SPECIMEN CAN BE POLISHED FURTHER AND WE HAVE TAKEN THE PHOTO WITH THE STONE WET TO GIVE YOU AN IDEA ON HOW IT WILL FINISH.TO GET THE BEST BRIGHTNESS OUT OF THE STONE YOU NEED TO USE A DREMIL DRILL
- UGS
- Dimensions (mm)
- 34.000 x 34.000 x 20.000 mm
- Poids (cts)
- 156.600
- Taper
- Rough
- Couleurs
-
QUALITY ROUGH
FIRE AGATE WITH RARE SPARKS
THIS STONE IS FOUND IN THE AREA FROM ARIZONA TO MEXICO.THIS STONE HAS A RARE INCLUSION OF A NEEDLE LIKE MINERAL THE MEXICANS CALL 'SPARKS'' WHILE IT IS ALSO CALLED SAGENITE. WE HAVE WET THE ROUGH TO TAKE A PHOTO.
THE STONE APPEARS TO GLOW INSIDE LIKE AN OPAL. THE GEM IS THOUGHT TO BE FORMED WHEN HOT WATER SATURATED WITH COLLOIDAL SILICA AND LAVAOXIDE INVADES CAVITIES IN THE COUNTRY ROCK AND BEGIN TO COOL. CHALCEDONY WITH IRON OXIDE BEGINS TO GROW ON ANY AVAILABLE SURFACE (THE IRON OXIDE GIVES THE BASIC BROWN COLOR TO THE GEM).
AS THE SOLUTIONS BEGAN TO PRECIPITATE AND GROW LAYERS OS SILICA AND IRON OXIDE WOULD BE DEPOSITED DEPENDING ON THE RELATIVE LEVEL OF THOSE ELEMENT IN SOLUTION AND UNDERLAYING CONDITIONS. THESE ALTERNATING SILICA AND IRON OXIDE LAYERS (SCHILLER LAYERS) CAUSE BRILLIANT FIRE TO THE GEM. AS IRON OXIDE RAN OUT IN THE SOLUTION COLORLESS CHALCEDONY CONTINUED TO GROW. THIS SPECIMEN CAN BE POLISHED FURTHER AND WE HAVE TAKEN THE PHOTO WITH THE STONE WET TO GIVE YOU AN IDEA ON HOW IT WILL FINISH.TO GET THE BEST BRIGHTNESS OUT OF THE STONE YOU NEED TO USE A DREMIL DRILL
Fournisseur d'expédition | Expédition vers :pays | Expédition dans le reste du monde |
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FedEx | $12.00 / : jours jours | $39.00 / : jours jours |
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Registered Shipping | $9.00 / : jours jours | $16.00 / : jours jours |
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Positif
Great and clear sapphire, beautiful cut ! Great packaging
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Positif
AAAA+++ Very Happy! Just like the pic.
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Positif
AAAA+++ Very Happy! Just like the pic.
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Positif
Beautiful