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Hajar | profile | all galleries >> Mineral Galleries >> Oxides tree view | thumbnails | slideshow

Oxides

TiO2 Polymorphs
TiO2 Polymorphs
Hematite, Egremont, Cumbria Florence Mine hematite rose, 44mm specimen Eisenkiesel, red quartz on hematite. Florence Mine, Cumbria, 16 cm.
Hausmannite crystals (to 2 mm) with manganite on 10 cm matrix. Wyndham Mines, Bigrigg, West Cumberland Iron Field Cyclic cassiterite twin, 15 mm, Bunny Mine, St. Austell, Cornwall. Cyclic cassiterite twin, 15 mm, Bunny Mine, St. Austell, Cornwall. Dipyramidal cassiterite crystal, 2 cm, Burma