Arenite sandstone - Falkland Islands
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Fact sheet
Description: 

Darwin wrote: "True granular quartz rock, with little interstitial powder"

This Silurian-Devonian sandstone consists of angular to sub-rounded quartz grains cemented by a brown micaceous infill. Collected Mar-Apr 1834.

In Place
In Time
Location description: 
New Island, Falklands Islands
Accuracy:
Location precision: 
Moderate
Timescale:
Timescale: 
Silurian
Ma = Millions of years ago
In Focus
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Type:
Type: 
sedimentary
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Rock-forming minerals:

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