Ryolite Gallery
younie
sigvardnilsson
hms vindictive
lizzythegraceful
clubepoetico
A network of intruded mineral vein in a coherent facies of ryolite lava. This picture ca. 40 c
draiocht-arsa: Verdelite with Schörl, Ryolite, Aventurine, Quartz and Betula Sharing and receiv
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