File:Okaite, Oka Niobium Mine, Quebec.jpg

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Summary

Description Okaite from Oka Carbonatite Complex, Early Cretaceous; Oka Niobium Mine, Quebec, Canada. Okaite is a feldspathoidal ultramafic igneous rock composed of nepheline, melilite, biotite mica, plus minor accessory minerals.
Date
Source Okaite (Oka Carbonatite Complex, Early Cretaceous; Oka Niobium Mine, Quebec, Canada)
Author James St. John

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This image was originally posted to Flickr by jsj1771 at https://www.flickr.com/photos/47445767@N05/14820243314. It was reviewed on 3 August 2014 by FlickreviewR and was confirmed to be licensed under the terms of the cc-by-2.0.

3 August 2014

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Date/TimeThumbnailDimensionsUserComment
current23:47, 3 August 2014Thumbnail for version as of 23:47, 3 August 20141,452 × 936 (280 KB)TillmanTransferred from Flickr via Flickr2commons
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