List of elements
 » Argon
 » Boron
 » Gold
 » Iron
 » Lead
 » Neon
 » Radon
 » Tin
 » Xenon
 » Zinc
mineralogy elements Sm Samarium

Sm - Samarium - METAL LANTHANIDES

1072°
1778°
150.36
2
3
62
Sm
[Xe] 4f6 6s2
2
8
18
24
8
2
1.17
5.6437
Synthetic
Radioactive
Liquid
Gaseous
Samarium Electronic configuration diagram
Electronic configuration diagram

Name Samarium
Number 62
Atomic 150.36
Symbol Sm
Fusion 1072
Boiling 1778
Density 7.52
Period 6
Group 0
Discovery 1879 Boisbaudran
Abundance 7.05
Radius 2.6
Electronegativity 1.17
Ionization 5.6437
Number of isotopes 17
Electronic configuration [Xe] 4f6 6s2
Oxidation states 2,3
Electron by energy level 2,8,18,24,8,2

Mineral Hardness Density Formula
Agardite-(Ce) 3.00 / 3.00 3.72 Cu2+6Ce(AsO4)3(OH)6·3H2O
Aluminocerite-(Ce) 5.00 / 5.00 4.68 (Ce,Ca)9Al(SiO4)3(SiO3OH)4(OH)3
Arapovite 5.50 / 6.00 3.43 (K1-xx)(Ca,Na)2U4+Si8O20 (x~0.5)
Astrocyanite-(Ce) 2.00 / 3.00 3.80 Cu2Ce2(UO2)(CO3)5(OH)2·1.5H2O
Biraite-(Ce) 5.00 / 5.00 4.76 Ce2Fe2+Si2O7(CO3)
Bussyite-(Ce) 3.00 (Na,H2O)6(Ce,REE)3Be5MnSi9(O,OH)30F4
Cerite-(La) 5.00 / 5.00 4.70 (La,Ce,Ca)9(Fe3+,Ca,Mg)(SiO4)3(SiO3OH)4(OH)3
Chukhrovite-(Nd) 3.50 / 4.00 2.42 Ca3NdAl2SO4F13·12H2O
Decrespignyite-(Y) 4.00 / 4.00 3.64 Y4Cu(CO3)4Cl(OH)5·2H2O
Dissakisite-(La) 6.50 / 7.00 3.79 CaLaMgAl2(Si2O7)(SiO4)O(OH)
Diversilite-(Ce) 5.00 / 5.00 3.68 Na2Ba6Ce2Fe2+Ti3Si12O36(OH)10·nH2O
Florencite-(Sm) 5.50 / 6.00 3.74 SmAl3(PO4)2(OH)6
Fluorbritholite-(Ce) 5.00 / 5.00 4.66 (Ce,Ca)5(SiO4)3F
Fluorcalciobritholite 5.50 / 5.50 4.20 (Ca,REE)5(SiO4,PO4)3F
Françoisite-(Nd) 3.00 / 3.00 4.06 Nd(UO2)3(PO4)2O(OH)·6H2O
Gatelite-(Ce) 6.00 / 7.00 4.51 (Ca,Ce)4(Al,Mg,Fe)4(Si2O7)(SiO4)3(O,F,OH)3
Hingganite-(Ce) 5.00 / 6.00 4.28 BeCe(SiO4)(OH)
Hingganite-(Y) 5.00 / 6.00 BeY(SiO4)(OH)
Iwashiroite-(Y) 6.00 / 6.00 7.10 YTaO4
Johnsenite-(Ce) 5.00 / 6.00 3.20 Na12Ce3Ca6Mn3Zr3WSi25O73(CO3)(OH)2
Kozoite-(La) 4.16 LaCO3(OH)
Kozoite-(Nd) 4.77 NdCO3(OH)
Kuannersuite-(Ce) 4.50 / 5.50 4.66 Na2Ce2Ba6(PO4)6FCl
Levinsonite-(Y) 2.18 YAl(SO4)2(C2O4)·12H2O
Manganiandrosite-(Ce) Mn2+Ce3+AlMn3+Mn2+(Si2O7)(SiO4)O(OH)
Monazite-(Sm) 5.51 SmPO4
Moskvinite-(Y) 5.00 / 5.00 2.91 Na2KYSi6O15
Paratooite-(La) 4.00 / 4.00 (La,Ca,Na,Sr)6Cu(CO3)8
Percleveite-(Ce) 6.00 / 6.00 5.21 Ce2Si2O7
Piergorite-(Ce) 5.50 / 6.00 Ca8Ce2AlLiSi6B8O36(OH)2
Plumboagardite 3.00 / 3.00 3.74 Cu2+6(Pb,La,Nd,Ce,Ca)(AsO4)3(OH)6·3H2O
Qaqarssukite-(Ce) 3.00 / 4.00 BaCe(CO3)2F
Samarskite-(Yb) 5.00 / 6.00 7.03 YbNbO4
Schuilingite-(Nd) 3.00 / 4.00 5.20 CuPbNd(CO3)3(OH)·1.5H2O
Shabaite-(Nd) 2.50 / 2.50 3.13 CaNd2(UO2)(CO3)4(OH)2·6H2O
Tundrite-(Ce) 3.00 / 3.00 4.08 Na2Ce2TiO2SiO4(CO3)2
Uedaite-(Ce) 5.00 / 6.00 4.19 Mn2+CeAl2Fe2+(Si2O7)(SiO4)O(OH)
Vanadoandrosite-(Ce) Mn2+CeV3+AlMn2+O(Si2O7)(SiO4)(OH)
Västmanlandite-(Ce) 6.00 / 6.00 4.51 Ce3CaMg2Al2Si5O19(OH)2F
Wakefieldite-(La) 4.00 / 4.00 4.70 LaVO4