Carl Hoffmann
24 x 19 cm
Geology: 1-3. Columnar basalt as found at Giant’s causeway and Fingal's Cave 4. Basalt, 5-6. Conglomerate basalts.
Geology: 1-3. Columnar basalt as found at Giant’s causeway and Fingal's Cave 4. Basalt, 5-6. Conglomerate basalts.