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13.60 cts Andamooka hard Matrix opal Natural polish-calibrated

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Details
SKU
OPS1842A
Dimensions (mm)
24 x 18 x 4mm
Weight (cts)
13.6
Type
Polished
Shape
Oval
Colours
Description

SEDAOPALS

CARBONIZED

This is natural opal matrix found in Andamooka South Australia. It has been treated to look like expensive black opal. We carbonize it by using only sugar under high vacuum pressure to get this result. no acid is used.

The treatment is permanent but strong chemicals can affect it.

Also known as hard Andamooka Matrix.

This parcel has been cut to a standared size so it will fit commercially made mountings in mass produced jewelery. The tolerance is app 1 mm

Natural polish with no resin. There may be some natural pit holes but a good luster on the stones.

Shipping
Shipping provider Shipping to Australia Shipping to rest of world Combined Shipping (Australia) Combined Shipping (rest of the world)
FedEx
/ 5 days
/ 10 days
on orders with 2 items or more
on orders with 2 items or more
Registered Shipping
/ 10 days
/ 21 days
on orders with 2 items or more
on orders with 2 items or more
Store
13.60 cts Andamooka hard Matrix opal Natural polish-calibrated
Qld, Australia
Owned by sedaopals

Audit

The Opal Sheriff program allows our members to request an audit on any product, which is completed by an independent Gemologist who assesses the accuracy of the item description and pictures.

Shipping Details

Costs:
Transit:
21 days via Registered Shipping
Ships from:
Australia

Payment Options

  • paypal
  • stripe
  • gempay
This seller adds 10.00% tax to transactions in Australia.

Overview

Listing Type : Standard
Product ID : 1646117
Starts : 1st December 2025 07:46 pm PST
* All prices are in USD

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