Search Archived Mineral Specimens

Availability

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Locality

Bahia, Brazil

Formula

YPO₄

Size

Miniature 4.5x2x1cm

Tagged

phosphate , REE mineral

Excellent highly lustrous deep root beer brown Xenotime crystal group 4.5cm long. Nice specimen!

Availability

Sold

Locality

Goodnews Bay, Alaska, United States

Formula

(Cu,Pb,Fe)(Ir,PT,Rh)₂S₄

Size

Thumbnail 1x1x0.5cm

Tagged

sulfide

Special Info

EDS Confirmed

Probe mount with a 2mm polished grain containing submicroscopic and rare iridium-platinum mineral found in three localities worldwide. Typically occurs as rims around Irisdosmine. Confirmed by microprobe with backscatter images (see provenance).

Availability

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Locality

Centennial Eureka mine, Tintic dist., Juab Co., Utah, United States

Formula

Cu₃TeO₄(OH)₄

Size

Miniature 3.5x2.5x1.5cm

Tagged

copper , tellurium

Special Info

XRD Confirmed

Tiny, less than 1mm, green bead-like crystals. I counted eight.

Availability

Sold

Locality

N'Chwaning II mine, Kalahari Mn fields, Northern Cape Province, South Africa

Formula

Ca₆Si₆O₁₇(OH)₂

Size

SmCabinet 5.5x4x3cm

Excellent combination specimen with snow white radial sprays of Xonotlite, orange-pink Inesite to 2cm and small 5mm Datolite crystal perched on the Inesite.