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14.2 Sodalite-veined, nepheline syenite. Locality unknown. Blue sodalite, white alkali feldspars, and red-brown weathered alkali amphiboles form a vein now present on the edge of the sample. On the top side of the sample, waxy nepheline and white alkali feldspar dominate the rock. [Scale shows cm divisions.]
Image 34 of 156
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