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- Availability
- Sold
- Locality
- Laurium, Attika, Greece
- Formula
- Cu2+6Ce(AsO4)3(OH)6·3H2O
- Size
- 3 x 3 x 2 cm - Thumbnail
- Tagged
- arsenate, copper, REE mineral
Light green "fuzzy" crystals with Azurite.
- Availability
- Available
- Price
- $95.00
- Locality
- Wingertsberg, Eifel Volcanic Fields, Germany
- Formula
- Ce3CaMnTiFe(3+)Ti2(Si2O7)2O8
- Size
- 0.3 x 0.3 x 0.2 cm - Thumbnail
- Tagged
- REE mineral
- Special Info
- Type Locality
Jet black like glossy coal in mal-formed crystals not like the nice Mindat photos. Ex. Dr. Jaroslav Hyrsl specimen. It is a two-locality mineral, this being the type.
- Availability
- Sold
- Locality
- Ruoutevare, Jokkmokk, Lappland, Sweden
- Formula
- YNbO4
- Size
- 5 x 4.5 x 1.5 cm - Miniature
- Tagged
- REE mineral, pegmatite mineral
Vitreous black metamict crystals from 4 to 6mm scatered in Microcline and Biotite matrix.
- Availability
- Sold
- Locality
- Little Patsy pegmatite, Jefferson Co., Colorado, United States
- Formula
- CeF3
- Size
- 2.5 x 1.5 x 0.8 cm - Thumbnail
- Tagged
- REE mineral
Two excellent crystals in combo to 1.7cm. The Little Patsy boast the best and largest crystals in the world. This one is quite nice with good form on both crystals.
- Availability
- Available
- Price
- $250.00
- Reduced Price
- $125.00
- Locality
- Kamoto East mine, Kolwezi, Katanga, Democratic Republic of Congo
- Formula
- Y2O4(UO2)4(CO3)3·14H2O
- Size
- 3 x 0.8 x 1.8 cm - Thumbnail
- Tagged
- carbonate, REE mineral
- Special Info
- Radioactive!!
- Special Info
- Type Locality
Excellent specimen of Kamotoite-(Y) in radiating yellow crystals. See prov. tab for Paul de Bondt label.
- Availability
- Available
- Price
- $125.00
- Locality
- Mont Saint-Hilaire, Montérégie, Québec, Canada
- Formula
- NaBa3(Ca,U)Y(CO3)6·3H2O
- Size
- 4 x 3 x 2 cm - Miniature
- Tagged
- carbonate, REE mineral
Interesting yellowish crystals forming saucer-like stacked groups to 1mm in Albite and Phlogopite matrix.