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Belakovskiit

gelbgrüne nadelige Belakovskiit-Kristalle, Blue Lizard Mine, Red Canyon, San Juan County, Utah, USA; BB < 1 mm

MinTreasure.com (Carsten Slotta)

Contribution: openpit 2019-12-09

Locality: Blue Lizard Mine / Red Canyon / White Canyon District / San Juan Co. / Utah / USA

Collectors Summary

Color

hellgelbgrün

Streak color

weiß

Lustre

Glasglanz

Hardness (Mohs)

Cleavages

keine

Fracture

uneben

Crystal System

triklin, P1

Morphology

feinnadelig nach [100] bis 2 mm

Chemism

Chemical formula

Na₇(UO₂)(SO₄)₄(SO₃OH)(H₂O)₃

Empirical formula (analysis)

Na_6,83(U_1,04O₂)(SO₄)₄(S_0,99O₃OH)(H₂O)₃

Chemical composition

Natrium, Sauerstoff, Schwefel, Uran, Wasserstoff

Unit weight: 971.618423986 u; Number of atoms in the formula: 44.86

Info

Empirical formula:

Na_6.83(U_1.04O₂)(SO₄)₄(S_0.99O₃OH)(H₂O)₃

Element	Symbol	Weight%	Atoms	Atoms%	Atom weight (u)	Sum weight (u)
Hydrogen	H	0.73	7	15.60	1.0079470	7.0556290
Oxygen	O	41.17	25	55.73	15.9994300	399.9857500
Sodium	Na	16.16	6.83	15.23	22.9897702	157.0201305
Sulfur	S	16.47	4.99	11.12	32.0655000	160.0068450
Uranium	U	25.48	1.04	2.32	238.0289130	247.5500695

Search for minerals with similar chemistry

Analysis wt%

Na₂O : 22.45, UO₃ : 29.60, SO₃ : 41.43, H₂O* : 6.53, Total : 99.46; WDX (Kampf et al. 2014); *berechnet

Strunz 9th edition incl. updates

7.EC.

7: Sulfate (Selenate, Tellurate, Chromate, Molybdate, Wolframate)
E: Uranylsulfate
C: Mit mittelgroßen und großen [Kationen]

IMA status

anerkannt - CNMNC Newsletter No. 18, Dezember 2013

Mineral status

anerkanntes Mineral

Optical Properties

Color	hellgelbgrün
Streak color	weiß
Diaphaneity (Transparency)	transparent
Lustre	Glasglanz
RI value α / ω / n	1.500
RI value β	1.511
RI value γ / ε	1.523
2V angle	Biaxial (+) 87.1° (gemessen)
Orientation	X ~ a
Pleochroism	keine

Optical Data Luminescence

Color LW-UV (365nm)	grün
LW-UV Intensity	stark
LW-UV Observation Frequency	immer (spezifisch)
Color SW-UV (254nm)	grün
SW-UV Intensity	stark
SW-UV Observation Frequency	immer (spezifisch)
Most Common Activator	(UO₂)²⁺ (Uranyl-Ion) spezifisch
Afterglow (Persistant Luminescence)	keine Daten

Crystallography

Crystal System	triklin
Class (H-M)	1
Space Group number	2
Space Group	P1
Cell parameters a (Å)	5.4581
Cell parameters b (Å)	11.3288
Cell parameters c (Å)	18.4163
Cell parameters a/b or c/a	0.482
Cell parameters c/b	1.626
Cell parameters α	104.786°
Cell parameters β	90.092°
Cell parameters γ	96.767°
Z	2
Volumne (Å³)	1092.774
Kristall structure	Struktur bestimmt; Neuer Strukturtyp
X-Ray Powder Diffraction	8.96(35), 8.46(29), 5.19(100), 4.66(58), 3.568(37), 3.057(59), 2.930(27), 1.832(29)
	Calculated from d-spacing and intensity at 0.1541838 nm (Cu)
Morphology	feinnadelig nach [100] bis 2 mm

Crystal Structure 3D

Open larger view

Physical Properties

Hardness (Mohs)	~2
Density (g/cm³)	2.953 (berechnet)
	2.953 ( ρ calc. Mineralienatlas )
Cleavages	keine
Fracture	uneben
Tenacity	elastisch
Radioactivity	radioaktiv, da Uran-haltig

(Co-)Type locality

(Co-)Type locality	USA /Utah /San Juan Co./White Canyon District /Red Canyon /Blue Lizard Mine
Type material	Natural History Museum of Los Angeles County, Los Angeles, California, USA Fersman Mineralogical Museum of the Russian Academy of Sciences, Moskau, Russland
Collection number of type material	64055 (USA); 4410/1 (Russland)
Paragenesis of type material	in Sandmatrix mit Chalcanthit, Copiapit, Ferrinatrit, Gips, Johannit, Meisserit

Preface

Associations	Blödit, Ferrinatrit, Kröhnkit, Meisserit, Metavoltin
Name from	Dmitry Ilych Belakovskiy (*04.09.1957), russischer Mineraloge und Kustos des Fersman Museums
Author (Name, Year)	Anthony R. Kampf, Jakub Plášil, Anatoly V. Kasatkin und Joe Marty (2013)

References

Kampf, A.R., Plášil, J., Kasatkin, A.V. und Marty, J. (2013) Belakovskiite, IMA 2013-075. CNMNC Newsletter No. 18, December 2013, page 3252; Mineralogical Magazine, 77, 3249-3258.

Kampf, A.R., Plášil, J., Kasatkin, A.V., Marty, J. (2014) Belakovskiite, Na₇(UO₂)(SO₄)₄(SO₃OH)(H₂O)₃, a new mineral from the Blue Lizard mine, San Juan County, Utah, USA. Mineralogical Magazine, 78, 639-649

Related minerals "Strunz Classification" (9. Edition) [Mineral | Chemical formula | Crystal system : Class (H-M) : Space Group | Indenture number]

Fermiite	Na₄(UO₂)(SO₄)₃·3H₂O orthorhombisch : mm2 : Pmn2₁	7.EC.
Bobcookite	NaAl(UO₂)₂(SO₄)₄·18H₂O triklin : 1 : P1	7.EC.
Feynmanite	Na(UO₂)(SO₄)(OH)·3.5H₂O monoklin : 2/m : P2/n	7.EC.
Meisserite	Na₅(UO₂)(SO₄)₃(SO₃OH)(H₂O) triklin : 1 : P1	7.EC.
Běhounekite	U(SO₄)₂(H₂O)₄ orthorhombisch : mmm : Pnma	7.EC.
Klaprothite	Na₆(UO₂)(SO₄)₄·4H₂O monoklin : 2/m : P2₁/c	7.EC.
Ottohahnite	Na₆(UO₂)₂(SO₄)₅(H₂O)₇·1.5H₂O triklin : 1 : P1	7.EC.
Péligotite	Na₆(UO₂)(SO₄)₄·4H₂O triklin : 1 : P1	7.EC.
Mathesiusite	K₅(UO₂)₄(SO₄)₄(VO₅)·4H₂O tetragonal : 4/m : P4/n	7.EC.
Navrotskyite	K₂Na₁₀(UO₂)₃(SO₄)₉·2H₂O orthorhombisch : mmm : Pbcm	7.EC.
Belakovskiite	Na₇(UO₂)(SO₄)₄(SO₃OH)(H₂O)₃ triklin : 1 : P1	7.EC.
Bluelizardite	Na₇(UO₂)(SO₄)₄Cl(H₂O)₂ monoklin : 2/m : C2/c	7.EC.
Geschieberite	K₂(UO₂)(SO₄)₂·2H₂O orthorhombisch : mm2 : Pna2₁	7.EC.
Adolfpateraite	K(UO₂)(SO₄)(OH)(H₂O) monoklin : 2/m : P2₁/c	7.EC.
Plášilite	Na(UO₂)(SO₄)(OH)·2H₂O monoklin : 2/m : P2₁/c	7.EC.
Seaborgite	LiK₂Na₆(UO₂)(SO₄)₅(SO₃OH)(H₂O) triklin : 1 : P1	7.EC.
Wetherillite	Na₂Mg(UO₂)₂(SO₄)₄·18H₂O monoklin : 2/m : P2₁/c	7.EC.
Oppenheimerite	Na₂(UO₂)(SO₄)₂·3H₂O triklin : 1 : P1	7.EC.
Alwilkinsite-(Y)	Y(UO₂)₃(SO₄)₂O(OH)₃(H₂O)₇·7H₂O orthorhombisch : 222 : P2₁2₁2₁	7.EC.
Ammoniomathesiusite	(NH₄)₅(UO₂)₄(SO₄)₄(VO₅)·4H₂O tetragonal : 4/m : P4/n	7.EC.
Pseudomeisserite-(NH4)	(NH₄)₂Na₄[(UO₂)₂(SO₄)₅]·4H₂O monoklin : 2/m : P2₁/c	7.EC.
Zippeite	K₃(UO₂)₄(SO₄)₂O₃(OH)·3H₂O monoklin : 2 : C2	7.EC.05
Redcanyonite	(NH₄)₂Mn[(UO₂)₄O₄(SO₄)₂](H₂O)₄ monoklin : 2/m : C2/m	7.EC.05
Zinczippeite	Zn(UO₂)₂(SO₄)O₂·3.5H₂O monoklin : 2/m : C2/m	7.EC.05
Natrozippeite	Na₅(UO₂)₈(SO₄)₄O₅(OH)₃·12H₂O monoklin : 2/m : P2₁/n	7.EC.05
Cobaltzippeite	Co(UO₂)₂(SO₄)O₂·3.5H₂O monoklin : 2/m : C2/m	7.EC.05
Nickelzippeite	Ni₂(UO₂)₆(SO₄)₃(OH)₁₀·16H₂O monoklin : 2/m : C2/m	7.EC.05
Pseudojohannite	Cu_6.5(UO₂)₈O₈(SO₄)₄(OH)₅·25H₂O triklin : 1 : P1	7.EC.05
Ammoniozippeite	(NH₄)₂[(UO₂)₂(SO₄)O₂]·H₂O orthorhombisch : mmm : Ccmb	7.EC.05
Magnesiozippeite	Mg(UO₂)₂(SO₄)O₂·3.5H₂O monoklin : 2/m : C2/m	7.EC.05
Rabejacite	Ca_2[(UO₂)₄O₄(SO₄)₂](H₂O)₈ triklin : 1 : P1	7.EC.10
Sejkoraite-(Y)	Y₂(UO₂)₈O₆(SO₄)₄(OH)₂·26H₂O triklin : 1 : P1	7.EC.15
Marécottite	Mg₃[(UO₂)₄O₃(OH)(SO₄)₂]₂(H₂O)₂₈ triklin : 1 : P1	7.EC.15
Plavnoite	K_0.8Mn_0.6[(UO₂)₂O₂(SO₄)]·3.5H₂O monoklin : 2/m : C2/c	7.EC.20

Other languages

German	Belakovskiit
English	Belakovskiite
Russian	Белаковскиит

IMA Number

IMA 2013-075

Automatic Links to external internet sources (Responsibility is with the operator)

German pages	DeWikiPedia - search for: Belakovskiit Google-Bilder-Suche - search for: Belakovskiit Mineralogisch-Petrographisches-Institut Hamburg - search for: Belakovskiit
English pages	Mindat - search for: Belakovskiite Webmineral - search for:Belakovskiite Handbook-of-Mineralogy - search for: Belakovskiite RRUFF - Raman, XRD and other mineral data - search for: Belakovskiite RRUFF - References and PDF downloads - search for: Belakovskiite American-Mineralogist-Crystal-Structure-Database - search for: Belakovskiite Athena - search for: Belakovskiite
Russian pages	Webmineral.ru - search for: Белаковскиит

Mineral Dealer

German pages

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