copper (mesoproterozoic, 1.05-1.06 ga; calumet, keweenaw peninsula, upper peninsula of michigan, usa) 2 color palette

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#6E505D #B8B0AD #D0D2D9 #C4BDBA #9B5D61

related tags: 66575E 6E505D 8B6C6F 9B5D61 B5B1B0 B8B0AD C1BEBC C4BDBA D0D2D9 D3D3D7 calumet copper element elements hair keweenaw lake michigan mineral minerals native peninsula portage precambrian proterozoic series upper volcanic wire wires