AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Bosnia-Herzegovina > Hyalophane var. Manebach-twin

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Hyalophane var. Manebach-twin from Zagradski Poptok Mine, Busovaca, 50 km northwest of Sarajevo, Bosnia-Herzegovina

 
Hyalophane var. Manebach-twin from Zagradski Poptok Mine, Busovaca, 50 km northwest of Sarajevo, Bosnia-Herzegovina

DESCRIPTION:No. 32900
Mineral:Hyalophane var. Manebach-twin
Locality:Zagradski Poptok Mine, Busovaca, 50 km northwest of Sarajevo, Bosnia-Herzegovina
Description:Glassy crystals of pale yellow hyalophane (part of the feldspar group of minerals) exhibiting Manebach-twin law with easily visible re-entrant angles between faces. The twinning occurs on several axes making photography difficult.
Overall Size:4x4x3 cm
Crystals:1-4 cm
Status: Sold - Posted here for reference only
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