Natural Ethiopian Rough Opal
Dimensions from 18 to 29 mm approx

Pictures taken with high resolution camera on different backgrounds in order to depict the opals as realistically as possible.

Worldwide shipping with registered mail and tracking number.



An opal is a hydrated form of silica with a water content ranging from 3 to 21%.Indeed, it is this permeability to water that makes it a hydrophile.
Opals are deposited at a relatively low temperature and may occur in the fissures of almost any kind of rock, being most commonly found with limonite, sandstone, rhyolite, marl, and basalt. Precious opals show a variable interplay of internal colors.

At microscopic scales, precious opal is composed of silica spheres some 150 to 300 nm in diameter in a hexagonal or cubic close-packed lattice. These ordered silica spheres produce the internal colors by causing the interference and diffraction of light passing through the microstructure of the opal.


Natural Ethiopian Rough Opal
Dimensions from 18 to 29 mm approx

Pictures taken with high resolution camera on different backgrounds in order to depict the opals as realistically as possible.

Worldwide shipping with registered mail and tracking number.



An opal is a hydrated form of silica with a water content ranging from 3 to 21%.Indeed, it is this permeability to water that makes it a hydrophile.
Opals are deposited at a relatively low temperature and may occur in the fissures of almost any kind of rock, being most commonly found with limonite, sandstone, rhyolite, marl, and basalt. Precious opals show a variable interplay of internal colors.

At microscopic scales, precious opal is composed of silica spheres some 150 to 300 nm in diameter in a hexagonal or cubic close-packed lattice. These ordered silica spheres produce the internal colors by causing the interference and diffraction of light passing through the microstructure of the opal.


物品件数
4
主要矿物/陨石名称
克拉斯。 47.50 埃塞俄比亚蛋白石
矿物形式/陨石类型
粗糙的
重量
9,5 g
原产地(地区/城市)
威洛
国家
埃塞俄比亚

58 条评价 (58 过去的12个月)
  1. 53
  2. 5
  3. 0

What a beautiful piece ❤️🌹Thank You

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user-6243dab37d35

Ganz ok. Lieferung dauert lange. Danke trotzdem

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user-f5a382cb6fb5

Mooie kwaliteit, dank!

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user-4ef49588d70e

Fraaie ring , luxe verpakking en keurig afgeleverd, ben er heel blij mee , Bedankt !

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user-f76ffdbe5117

belle pierre, contente de mon achat.

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user-d7eb393cde0e

por fin lo he recibido, no fue culpa del vendedor la larga espera fue culpa de correos España,muchas gracias

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user-4ba88528dd4e

O ricevuto il pacco. Opali sono belli. Sono contento. Grazie

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user-9adf6bf

Een prachtige witte Opaal-edelsteen met flaschy kleurtjes. Thx voor het kadootje !

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user-e11e278c04d5

opals are always beautiful :)

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user-3469dc7aca77

Tardó en llegar pero todo perfecto.

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user-69b3e17fd2c1

O ricevuto oggi il pacco. Sono contento opali sono bellissimi. Grazie e buone vacanze.

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user-9adf6bf

L'opali sono bellissimi. Sono contento. Sono arrivati presto e ben inpacchettati. Grazie

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user-9adf6bf

Bonjour, j’ai bien reçu cette belle et jolie opale, qui était très bien emballée. Je suis ravi 🤩

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user-1ceef8eff21e

Schöner Rohopal! Bin sehr zufrieden

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user-7bc70f09ccfe

Sehr schöner Opal!

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user-7bc70f09ccfe

Bin sehr zufrieden mit den Ohrringen, Opal hat ein schönes Farbspiel

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user-7bc70f09ccfe

oggetto arrivato, conforme alla descrizione, tempi di attesa troppo lunghi per riceverlo.

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user-348a66da85f0

A pedra é mais pequena do que foi indicado.

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user-4ee6c67

unos ópalos muy bonitos muchas gracias

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user-4a8bf06

oggetto bello ! soddisfatta!

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user-9158f07b465c

Schöne kleine Opale!

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user-7bc70f09ccfe

super emballage et article dans l'attente prévue vendeur à recommander merci bcp

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user-88c85eaaec3d
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58 条评价 (58 过去的12个月)
  1. 53
  2. 5
  3. 0