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Two half cyclic Spinel Crystals

Product No.: cb32-012

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Two half cyclic Spinel Crystals

Mineral:	Spinel
Chemical Formula:	MgAl₂O₄
Size:	8,1 x 7,8 x 6,7 x & 8,6 x 5,8 x 4,2 mm
Weight:	5,1 ct or 1,02 g
Transparence:	transparent
Quantity:	2
Origin:	Pyan Pyit (Pein Pyit) Mine, northeast of Mogok, Shan State, Burma (Myanmar)

Two “aborted” cyclic spinel twins. The crystals showing both a twinning of two crystals twinned after the spinel law. The bigger one has a tiny damage at one point. Nevertheless cyclic twins are not that common perfect cyclic twins are really rare!

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