Database of luminescent minerals 

ZNUCALITE

Chemical formula: CaZn₁₁(UO₂)(CO₃)₃(OH)_2O 4H₂O

Family: Carbonates

Status: IMA-A

Crystal system : Orthorhombic

Display mineral: NON

Luminescence:

Daylight picture

ZNUCALITE, Příbram, Bohemia, Czech Republic;
Col. G.Barmarin; Photo: G. Barmarin

Shortwave (254nm) picture

ZNUCALITE, Příbram, Bohemia, Czech Republic;
Dull Green UVSW;
Col. G.Barmarin; Photo: G. Barmarin

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Phosphorescence (in the common sense of the term) observable with the naked eye:

No phosphorescence visible to the naked eye under any type of UV

Activator(s) and spectrum:

Activator(s): (UO₂)²⁺ (ion Uranyle) intrinsèque ,

Peaks in the spectrum (nm):

(UO₂)²⁺ : 469nm, 487nm, 508nm, 530nm, 554nm, 581nm

Col. G. Barmarin; Spectre: G. Barmarin

Best localities for fluorescence (*):

• Lill Mine, ÄŒernojamské deposit, BÅ™ezové Hory ore region, PÅ™íbram, Central Bohemian Region, Czech Republic;
• Sterling Mine, Sterling Hill, Ogdensburg, Franklin Mining District, Sussex Co., New Jersey, USA;

(*)The data are not exhaustive and are limited to a few remarkable localities for fluorescence

Bibliographic reference for luminescence:

• Fluorescence: Gems and Minerals Under Ultraviolet Light, Manuel Robbins, 1994, Geoscience Press, ISBN 0-945005-13-X ,
• Uranium minerals Website: http://www.uraniumminerals.com ,
• Introduction to radioactive minerals, Robert Lauf, Schiffer Publishing, 2008, ISBN 978-0-7643-2912-8 ,

Reference for luminescence on the Internet:

Mineralogical reference on the Internet:

  http://www.mindat.org/show.php?name=Znucalite

  http://webmineral.com/data/Znucalite.shtml

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