Kupletskite specimens for sale
2 for sale · $100–$1,500 USD
2 in the gallery
Kupletskite is a manganese-iron silicate with titanium and fluorine in its complex framework. It forms prismatic to tabular crystals that can exhibit a lustrous surface and varying hues from orange-brown to yellow-green, depending on the precise Mn/Fe balance. The mineral’s intricate composition, including titanium and fluoride, contributes to its distinctive refractive character and crystal morphology, making it recognizable to experienced collectors.
- Formula
- (K,Na)3(Mn,Fe)7Ti2Si8O26(OH)4F
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Where Kupletskite is found
Top localities
- Mont Saint-Hilaire2 specimens
About Kupletskite
Notable specimens have come from diverse localities, including occurrences in Canada and Ukraine, where suitable hydrothermal or metamorphic environments foster its growth. Collectors value kupletskite for its rarity within the broader silicate family and for the challenge of locating well-formed crystals with sharp terminations. The combination of chemical complexity and striking visual appearance adds interest for display specimens and mineralogical study alike.