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mineralogy
elements
Sm Samarium
Sm - Samarium - METAL LANTHANIDES
Synthetic
Radioactive
Liquid
Gaseous

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 |