Tout afficher (5)
$42.00 USD
Prix
4073
10
BERYL ROUGH CRYSTAL -BRAZIL 34.30 CT [F3027]
4073
10
- UGS
- Dimensions (mm)
- 35.000 x 11.000 x 9.000mm
- Poids (cts)
- 34.300
- Taper
- Rough
- Couleurs
-
QUALITY ROUGH
BERYL ROUGH
This is a natural untreated rough of beryl mined in Brazil.
PHYSICAL CHARACTERISTICS:
—>
- Color is varied and includes emerald green, blue to blue-green, yellow, greenish-gold, red, colorless and pink.
- Luster is vitreous.
- Transparency Crystals are transparent to translucent.
- Crystal System is hexagonal; 6/m 2/m 2/m
- Crystal Habits typically include the hexagonal prism with pincoid terminations. The terminations are often modified by many different pyramidal faces which can sometimes produce a rounded termination in the rough shape of a used pencil eraser.
- Cleavage is imperfect in one direction (basal).
- Fracture is conchoidal.
- Hardness is 7.5 - 8.
- Specific Gravity is approximately 2.6 - 2.9 (average)
- Streak is white.
- Other Characteristics: Faces on large crystals are often pitted, striated lengthwise and rough.
- Associated Minerals include micas, quartz, euclase, calcite, tourmalines and some feldspars.
- Notable Occurrences include Colombia and some African localities for emerald; Brazil, Russia and Pakistan for aquamarine; California, Brazil, Africa, and many other localities for other beryls.
- Best Field Indicators are crystal habit, lack of good cleavage, hardness and color.
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- UGS
- Dimensions (mm)
- 35.000 x 11.000 x 9.000 mm
- Poids (cts)
- 34.300
- Taper
- Rough
- Couleurs
-
QUALITY ROUGH
BERYL ROUGH
This is a natural untreated rough of beryl mined in Brazil.
PHYSICAL CHARACTERISTICS:
—>
- Color is varied and includes emerald green, blue to blue-green, yellow, greenish-gold, red, colorless and pink.
- Luster is vitreous.
- Transparency Crystals are transparent to translucent.
- Crystal System is hexagonal; 6/m 2/m 2/m
- Crystal Habits typically include the hexagonal prism with pincoid terminations. The terminations are often modified by many different pyramidal faces which can sometimes produce a rounded termination in the rough shape of a used pencil eraser.
- Cleavage is imperfect in one direction (basal).
- Fracture is conchoidal.
- Hardness is 7.5 - 8.
- Specific Gravity is approximately 2.6 - 2.9 (average)
- Streak is white.
- Other Characteristics: Faces on large crystals are often pitted, striated lengthwise and rough.
- Associated Minerals include micas, quartz, euclase, calcite, tourmalines and some feldspars.
- Notable Occurrences include Colombia and some African localities for emerald; Brazil, Russia and Pakistan for aquamarine; California, Brazil, Africa, and many other localities for other beryls.
- Best Field Indicators are crystal habit, lack of good cleavage, hardness and color.
mlWx��H
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sedagems
Hi Welcome to the Sedagems store, Run by Paul Sedawie and specializing in Australian sapphires and gems stones he has collected on his many buying trips world wide. All stock has a money back guarantee as your continued business is our business.
:ville Pays
Vérifié
: Retour total
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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
Audit
Le programme Gemstone Sheriff permet à nos membres de demander un audit sur n'importe quel produit, qui est complété par une Gemologist indépendante qui évalue l'exactitude de la description et des images de l'article.
Les détails d'expédition
Expédition:
$16.00 :compter les jours via Registered Shipping
Expédié depuis:
Australia
Options de paiement
Ce vendeur ajoute 10.00% tax aux transactions dans Australia.
Aperçu
Type d'inscription :
Standard
Identifiant du produit :
488132
Départs : 6th November 2024 10:12 pm PST
* Tous les prix sont en :devise