566 ct - Natural Black Opal Rough - Wood Fossil - Huge Piece- 113.2 g

05
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03
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Starting bid
€ 1
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Luca Esposito
Expert
Selected by Luca Esposito

Geology graduate with 10 years' professional experience and webshop founder.

Estimate  € 400 - € 450
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566 ct Natural Black Opal Rough, Wood Fossil - Huge Piece, from Banten, Indonesia.

AI-assisted summary

Description from the seller

Today I offer you, directly from my personal collection:

these pieces come from the petrified forests of Banten, Indonesia, in some rare cases, the opal which is born as liquid silica, infiltrates inside and outside the branches, so after millions of years an opalized fossil is born, a rarity , a true jewel of nature
This large piece with a beautiful branch

Natural Black Opal
Multicolor
Indonesian, Banten
Wood Fossil
volcanic origin
Miocene, Aquitanian ( 22 million years ago )
Huge Piece
566 cts - 113.2 grams
82 x 58 x 35 mm about

These pieces are found, cleaned of impurities and then a light resin is applied to preserve the piece, because it is of volcanic origin.


the piece for sale is what you see in photos!
please be careful with the description and measures

COMBINED SHIPPING (if you buy more items in the same auction you only pay 1 shipment)
Standard shipping (2-7 days for Italy) (10-20 days for Europe) ( 15-40 days for rest of the world )
if you want fast shipping, please contact me immediately after the auction win

Seller's Story

Hello, My name is Franco, I am a passionate and expert in opal, I propose several weeks of natural opal lots from all over the world. Good auction!
Translated by Google Translate

Today I offer you, directly from my personal collection:

these pieces come from the petrified forests of Banten, Indonesia, in some rare cases, the opal which is born as liquid silica, infiltrates inside and outside the branches, so after millions of years an opalized fossil is born, a rarity , a true jewel of nature
This large piece with a beautiful branch

Natural Black Opal
Multicolor
Indonesian, Banten
Wood Fossil
volcanic origin
Miocene, Aquitanian ( 22 million years ago )
Huge Piece
566 cts - 113.2 grams
82 x 58 x 35 mm about

These pieces are found, cleaned of impurities and then a light resin is applied to preserve the piece, because it is of volcanic origin.


the piece for sale is what you see in photos!
please be careful with the description and measures

COMBINED SHIPPING (if you buy more items in the same auction you only pay 1 shipment)
Standard shipping (2-7 days for Italy) (10-20 days for Europe) ( 15-40 days for rest of the world )
if you want fast shipping, please contact me immediately after the auction win

Seller's Story

Hello, My name is Franco, I am a passionate and expert in opal, I propose several weeks of natural opal lots from all over the world. Good auction!
Translated by Google Translate

Details

Main Mineral
566 ct - Natural Black Opal Rough -
Mineral Form
Wood Fossil - Huge Piece
Weight
113.2 g
Origin (Region/ City)
Banten
Country of Origin
Indonesia
Sold by
ItalyVerified
8050
Objects sold
100%
protop

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