Wikimedi'Òc

Blue calcitic marble, Valentine Mine, Lewis County NY.jpg - Tillman

Glaciated knob of gneiss (Proterozoic; Port Leyden, western Adirondacks, New York Sate, USA) 1 (27008031418).jpg - Ser Amantio di Nicolao

Glaciated knob of gneiss (Proterozoic; Port Leyden, western Adirondacks, New York Sate, USA) 4 (40878139181).jpg - Ser Amantio di Nicolao

Glaciated knob of gneiss (Proterozoic; Port Leyden, western Adirondacks, New York Sate, USA) 2 (39984566095).jpg - Ser Amantio di Nicolao

Glaciated knob of gneiss (Proterozoic; Port Leyden, western Adirondacks, New York Sate, USA) 6 (40170062974).jpg - Ser Amantio di Nicolao

Glaciated knob of gneiss (Proterozoic; Port Leyden, western Adirondacks, New York Sate, USA) 5 (27007980248).jpg - Ser Amantio di Nicolao

Gneiss (Proterozoic; Port Leyden, western Adirondacks, New York Sate, USA) 2 (27007949648).jpg - Ser Amantio di Nicolao

Gneiss (Proterozoic; Port Leyden, western Adirondacks, New York Sate, USA) 1 (39984487725).jpg - Ser Amantio di Nicolao

Gneiss (Proterozoic; Port Leyden, western Adirondacks, New York Sate, USA) 3 (40836653562).jpg - Ser Amantio di Nicolao

Gneiss (Proterozoic; Port Leyden, western Adirondacks, New York Sate, USA) 4 (39068567130).jpg - Ser Amantio di Nicolao

Gouverneur Marble (Mesoproterozoic, ~1.1 Ga; Route 11 roadcut north of Antwerp, New York State, USA) 66.jpg - Ser Amantio di Nicolao

Old iron mine & nelsonite rocks (Proterozoic; Port Leyden, western Adirondacks, New York Sate, USA) 1.jpg - Ser Amantio di Nicolao

Nelsonite (Proterozoic; Port Leyden, western Adirondacks, New York Sate, USA) 3.jpg - Ser Amantio di Nicolao

Nelsonite (Proterozoic; Port Leyden, western Adirondacks, New York Sate, USA) 4.jpg - Ser Amantio di Nicolao

Nelsonite (Proterozoic; Port Leyden, western Adirondacks, New York Sate, USA) 5.jpg - Ser Amantio di Nicolao

Pyritic nelsonite (Proterozoic; Port Leyden, western Adirondacks, New York Sate, USA) 18.jpg - Ser Amantio di Nicolao