I17. Ignimbrite - Arico, Tenerife
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Fact sheet
Description: 

This sample of phonolitic welded ignimbrite comes from the Arico ignimbrite, Tenerife.

In thin section this pyroclastic rock contains fragments of alkali feldspar and biotite with minor magnetite, hornblende and diopside, flattened pumice clasts (fiamme) and lithic fragments in a matrix of recrystallized volcanic glass shards.

In Place
In Time
Location description: 
Arico, Tenerife
Accuracy:
Location precision: 
Good
Timescale:
Timescale: 
Paleogene
Ma = Millions of years ago
In Focus
Theme:

Theme:

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Type:
Type: 
igneous
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Category:

Category:

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Rock-forming minerals:

Rock forming mineral:

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