Emmonsite specimens for sale
1 for sale · $200 USD
1 in the gallery
Emmonsite is a hydrated iron tellurate mineral that forms as small, usually vitreous crystals in oxidized tellurite-rich environments. It typically exhibits a yellow to orange color with a bright, glassy lustre and a habit that can include prismatic or tabular crystals, sometimes forming aggregates that catch the eye of collectors. The mineral’s composition and structure reflect the presence of iron in its Fe3+ state and tellurate groups, contributing to its distinctive warm coloration and clear crystal faces when well-formed.
- Formula
- Fe3+2(TeO3)3 · 2H2O
- Rarity
- Rare
- Stability
- Moderately Stable
- Collector interest
- Niche Interest
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Where Emmonsite is found
Top localities
- Moctezuma1 specimen
About Emmonsite
Notable specimens come from environments where tellurite minerals are stable, and Mexico and the United States are cited sources that have produced well-documented crystals. Crystallographic forms can be small but sharply defined, and when present in a polished specimen, Emmonsite can display a vibrant contrast against matrix minerals, enhancing its display value in a collection. Collectors often seek Emmonsite for its unique chemical makeup and the mingling of color and transparency that can occur in high-quality pieces, as well as for the insight it provides into oxidized tellurium-rich assemblages.