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Tetragonal Crystals

Wulfenite 1.jpg Wulfenite 2.jpg Dipyramidal cassiterite crystal, 2 cm, Burma Scapolite (probably meionite) crystals to 5 cm in length, from Bear Lake, Litchfield, Quebec, Canada.
Fluorapophyllite, doubly terminated 11.5 cm crystal, Maharashtra, India Apophyllite, 47 mm doubly terminated lustrous blue-green crystal on stilbite. Yeola, Nasik, Maharashtra, India. Found August 200 Doubly terminated apophyllite, 45 mm, Jalgaon, India. Short prismatic apophyllite crystal with pinacoids, 1 cm, N'Chwaning, South Africa.
Apophyllite Apophyllite, 42 mm, NChwaning Zircon, dipyramid, 2 cm on edge. Lovozero Massif, Kola Peninsula, Murmanskaja Oblast, Russia. Zircon, 14 mm colourless crystal.Tvedalen, Larvik, Vestfold, Norway.
Zircon, 14 mm colourless crystal.Tvedalen, Larvik, Vestfold, Norway. Zircon. Alta, Seiland, Finnmark, Norway. Sharp rich brown 2 cm doubly-terminated crystal in mica schist matrix. Vesuvianite (Wiluite), 1 cm, Yakutia Russia. Vesuvianite, 38 mm stubby prism with grossular to 1 cm. Lago Jaco, Chihuahua, Mexico.