Hydroxylapatit z Medvědí jeskyně u Horního Maršova v Krkonoších (Česká republika)

Pages 183-186
Bulletin mineralogicko-petrologického oddělení Národního muzea v Praze | 2012/20/2

Hydroxylapatite was found in the Medvědí cave near Horní Maršov in Krkonoše Mountains (Czech Republic). It was identified as part of the stalactite fragments, where it forms upper, grey-brown finely paralelly folded compact increment layer 1 - 2 mm thick. The unit cell parameters of hydroxylapatite, refined from powder X-ray data, are a 9.427(9) Å, c 6.8736(4) Å and V 529.0(5) Å3.

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