pyrite in silurian dolostone (duff quarry, huntsville, ohio, usa) 2 color palette

1719969
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#20251B #666766 #5B5427 #969898 #928964

related tags: 20221E 20251B 4E4A34 5B5427 87826F county crystal crystals dolomite dolostone duff fools gold huntsville iridescent iron logan mineral minerals ohio pyrite quarry silurian sulfide sulfides tarnish vug 666766 928964 969898 979797