Origin: Kapudjik Mine, Azerbaijan
Sample size: 3.5 x 3 cm (top), 3.8 x 3.1 cm (2nd), 4 x 3 cm (3rd row), 3.8 x
3.1 cm (4th row), 4.2 x 3.5 cm (5th row), 3 x 3 cm (6th row), 2.5 x 2.2 cm
(7th row), 3.5 x 2.5 cm (8th row), 5 x 4 cm (9th/bottom row)
Two intergrown double terminated cyclic twinned crystals to 1.4 cm of rutile
paramorph of
brookite.
These paramorphs (a pseudomorph that was caused by a phase transformation,
with the same composition as the original crystal) are really rare.
Origin: Jones Farm, Magnet Cove, Hot Springs County, Arkansas, U.S.A.
Ex. Kevin Conroy collection
Sample size: 2.2 x 1.5 x 1.2 cm
Rutile with
hematite
Origin: Novo Horizonte, Bahia, Brazil
Ex. John Teague collection
Sample size: 1.65 x 1.5 x 0.75 cm
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