Florencite specimens for sale

3 for sale · $150–$950 USD

11 in the gallery

Florencite is a hydrated phosphate mineral with a complex cerium and related RE E composition, commonly forming in phosphate-rich hydrothermal or pegmatitic environments. It typically occurs as nodular aggregates or prismatic, bladed crystals with a vitreous to resinous luster and pale to greenish hues, reflecting its REE content and water-rich structure. Notable specimens have been reported from Brazil, where pegmatitic pockets and hydrothermal veins yield well-formed crystals that attract collectors seeking unusual REE phosphate habit and subtle color. As a relatively rare mineral, florencite captures attention for its rarity and distinctive appearance among phosphate minerals, and specimens often display a soft sheen that differentiates it from more common phosphate minerals.

Formula
(RE)Al₃(PO₄)₃(OH)₆ · 6H₂O
Rarity
Uncommon
Stability
Stable
Collector interest
Moderate Interest
Classification notes
Phosphate; alunite supergroup, crandallite group

Key characteristics

Crystal system
trigonal
Mohs hardness
5
Specific gravity
3.5–3.7
Luster
vitreous, resinous, pearly
Transparency
transparent, translucent
Color
yellow, brown, orange, red, green
Streak
white
Cleavage
distinct
Fracture
uneven, conchoidal
Crystal habit
rhombohedral, tabular, prismatic, granular, massive

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Where Florencite is found

Top localities

  1. Brumado2 specimens

About Florencite

Collectors value florencite for its scarcity and the intrigue of REE-bearing phosphates. The mineral’s modest size and unique crystal forms invite careful handling and display, while the association with Brazilian localities adds regional interest for field and cabinet collections alike. Its varied hydration and phosphate framework can lead to a range of microcrystal habits, making each specimen a potential focal point for mineral enthusiasts who appreciate mineral chemistry and mineralogical diversity.