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 Post subject: Agates from Argentina. SOUTHWEST REGION : Patagonian agate
PostPosted: Sat Feb 23, 2019 6:34 pm 
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Patagonian agate

Patagonian agate is found in different deposit about 20 to 30 kilometers east of Esquel City, in Chubut Province, Argentina.
This agate is form in nodules with soft skin, and is buried in the decompose host rock, which was Andesite.
The age of this agate is the same as Condor agate, Puma agate, Crater agate : Tertiary. (30 MYO.)
The cut nodules usually show a wide range of colors combinations always in pastel tones, with fortification banding and sometimes great chromatography.


Attachments:
File comment: Patagonian agate cut and polish.
The specimen shows shadow effect, chromatography and moss in the bottom left.

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File comment: Patagonian agate cut and polish.
The specimen shows an array of spherules floating around the pattern center.

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File comment: Patagonian agate cut and polish.
The specimen shows on the left side a blend of fortification pattern and Uruguayan lines.

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File comment: Patagonian agate cut and polish.
This specimen shows in the upper part of the nodule the Uruguayan lines.

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File comment: Patagonian agate cut and polish.
This specimen shows a soft chromatography.

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DSC02050.JPG [ 282.37 KiB | Viewed 170 times ]
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