Checkout

0 item @ $0.00

Home | My Cart | Login | Register

Recently Released Special Editions

Hide Solds

Rare Earth Minerals

Thursday, 27 February 2020 12:00 PM

Introducing the "Rare Earth Minerals" gallery which is part of our Special Edition galleries. This gallery contains mineral specimens for sale including kamphaugite-(y), kimuraite-(y), lecoqite-(y), luteium oxide, mckelveyite-(y), and nordite-(la) and more from places like Telemark, Norway, Kirigo, Hizen-cho, Higashi-Matsuura-gun, Saga, Kyushu Island, Japan, Poudrette quarry, Mont Saint-Hilaire, Montérégie, Québec, Canada, no locality, Bastnäs mines, Riddarhyttan, Västmanland, Sweden, and Kirovskii mine, Kukisvumchorr Mt., Khibiny Massif, Kola Peninsula, Russia.

SOLD

Kamphaugite-(Y)

#PD35396

Details
Data
Provenance
Resources

Locality: Telemark, Norway
Formula: Ca₂Y₂(CO₃)₄(OH)₂·3H₂O
Availability: Sold
Size: 2.5 x 1.2 x 1 cm - Thumbnail
Tagged: carbonate , REE mineral

Tiny tannish spheroidal or crude rosettes of rare Kamphaugite-(Y). Kamphaugite-(Y) was first approved as a new IMA mineral in 1987, so fairly recent for a REE mineral.

Kamphaugite-(Y)

Formula: Ca₂Y₂(CO₃)₄(OH)₂·3H₂O
Crystal System: Tetragonal
Crystal Habit: Spherical
Cleavage: None, None, None
Luster: Vitreous (Glassy)
Color: brown, colorless, white, light yellow
Streak: white
Class: Tetragonal - Trapezohedral
Hardness: 2-3

Collection: Don Phillips Collection

Mineralpedia: View Kamphaugite-(Y)
On Dakota Matrix: Previously Sold Kamphaugite-(Y)
On Dakota Matrix: Other Available Kamphaugite-(Y)
WebMineral: View Kamphaugite-(Y)
Mindat: View Kamphaugite-(Y)

SOLD

Kimuraite-(Y)

#PD52151

Details
Data
Provenance
Resources

Locality: Kirigo, Hizen-cho, Higashi-Matsuura-gun, Saga, Kyushu Island, Japan
Formula: CaY₂(CO₃)₄·6H₂O
Availability: Sold
Size: Capsule
Tagged: phosphate , REE mineral
Special Info: Type Locality

White silky looking Kimuraite-(Y). There are approximately 192 IMA and undefined yttrium rare earth minerals.

Kimuraite-(Y)

Formula: CaY₂(CO₃)₄·6H₂O
Crystal System: Orthorhombic
Crystal Habit: Spherical, Aggregates
Cleavage: Perfect, None, None
Luster: Vitreous - Silky
Color: white, light purple pink, light pink
Streak: white
Class: Orthorhombic
Hardness: 2.5

Special Info: Type Locality

Mineralpedia: View Kimuraite-(Y)
On Dakota Matrix: Previously Sold Kimuraite-(Y)
On Dakota Matrix: Other Available Kimuraite-(Y)
WebMineral: View Kimuraite-(Y)
Mindat: View Kimuraite-(Y)

SOLD

Lecoqite-(Y)

#44139

Details
Data
Provenance
Resources

Locality: Poudrette quarry, Mont Saint-Hilaire, Montérégie, Québec, Canada
Formula: Na₃Y(CO₃)₃·6H₂O
Availability: Sold
Size: Capsule
Tagged: carbonate , REE mineral
Special Info: Type Locality
Special Info: XRD Confirmed
Special Info: EDS Confirmed
Special Info: Author's Material

Lecoqite-(Y) is a relatively new mineral, which was published in 2010 by Pekov et al. In the capsule a little bit of white fibrous crystals. It is a portion of the author's study material.

Lecoqite-(Y)

Special Info: Type Locality
Special Info: XRD Confirmed
Special Info: EDS Confirmed
Special Info: Author's Material

Mineralpedia: View Lecoqite-(Y)
On Dakota Matrix: Previously Sold Lecoqite-(Y)
On Dakota Matrix: Other Available Lecoqite-(Y)
WebMineral: View Lecoqite-(Y)
Mindat: View Lecoqite-(Y)

Luteium Oxide

#52268

$45.00 - Available
Details
Add to Cart
Add to Favorites

Details
Provenance
Resources

Locality: no locality
Formula: Lu₂O₃
Availability: Available
Price: $45.00
Size: 4 x 1 x 1 cm - Miniature
Tagged: REE oxide

Small vial of Luteium oxide

On Dakota Matrix: Previously Sold Luteium Oxide
On Dakota Matrix: Other Available Luteium Oxide
WebMineral: View Luteium Oxide
Mindat: View Luteium Oxide

SOLD

Mckelveyite-(Y)

on Allanite - #DP52221

Details
Data
Provenance
Resources

Locality: Bastnäs mines, Riddarhyttan, Västmanland, Sweden
Formula: NaBa₃(Ca,U)Y(CO₃)₆·3H₂O
Availability: Sold
Size: 1.5 x 1.2 x 0.8 cm - Thumbnail
Tagged: carbonate , REE mineral

Mckelveyite-(Y) is a rare yttrium carbonate. Dark greenish plates on black Allanite. Questionable ID.

Mckelveyite-(Y)

Formula: NaBa₃(Ca,U)Y(CO₃)₆·3H₂O
Crystal System: Monoclinic
Crystal Habit: Pyramidal
Cleavage: Indistinct, None, None
Luster: Vitreous (Glassy)
Color: yellow, black, greenish gray, white, gray
Streak: white
Class: Monoclinic - Domatic
Hardness: 3.5-4

Collection: Don Phillips Collection

Mineralpedia: View Mckelveyite-(Y)
On Dakota Matrix: Previously Sold Mckelveyite-(Y)
On Dakota Matrix: Other Available Mckelveyite-(Y)
WebMineral: View Mckelveyite-(Y)
Mindat: View Mckelveyite-(Y)

SOLD

Nordite-(La)

#41383

Details
Data
Provenance
Resources

Locality: Kirovskii mine, Kukisvumchorr Mt., Khibiny Massif, Kola Peninsula, Russia
Formula: Na₃SrLaZnSi₆O₁₇
Availability: Sold
Size: Capsule
Tagged: REE mineral
Special Info: XRD Confirmed
Special Info: EDS Confirmed

A 3mm grain of Nordite-(La) with a vial lanthanum oxide. Nordite-(La) is rare and occurs in just three localities worldwide.

Nordite-(La)

Formula: Na₃SrLaZnSi₆O₁₇
Crystal System: Orthorhombic
Crystal Habit: Metamict, Tabular, Fibrous
Cleavage: Good, None, None
Luster: Vitreous - Greasy
Color: light brown, dark brown, blackish brown
Streak: light brown
Class: Orthorhombic - Dipyramidal
Fracture: Conchoidal - Uneven
Hardness: 5-6

Special Info: XRD Confirmed
Special Info: EDS Confirmed

On Dakota Matrix: Previously Sold Nordite-(La)
On Dakota Matrix: Other Available Nordite-(La)
WebMineral: View Nordite-(La)
Mindat: View Nordite-(La)

New Minerals

Daily Five Minerals

Special Editions
by Mineral Gallery

All Mineral Specimens
A to Z

Searches

Searches

Recently Released Special Editions

Rare Earth Minerals