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minéralogie élements Ca Calcium

Ca - Calcium - MÉTAL ALCALINO-TERREUX

839°
1487°
40.078
2
20
Ca
[Ar] 4s2
2
8
8
2
1
6.1132
Synthétique
Radioactif
Liquide
Gazeux
Calcium Diagramme de configuration électronique
Diagramme de configuration électronique

Nom Calcium
Numéro atomique 20
Masse atomique 40.078
Symbole Ca
Point de fusion 839
Point d'ébullition 1487
Densité 1.54
Période 4
Groupe 2
Découverte 1808 Davy
Abondance 41500
Radius 2.2
Electronégativité 1
Ionisation 6.1132
Nombre d'isotope 14
Configuration électronqiue [Ar] 4s2
Etats d'oxydation 2
Electron par niveau d'énergie 2,8,8,2

Minéral Dureté Densité Formule
Abuite CaAl2(PO4)2F2
Actinolite 5.50 / 5.50 2.98 Ca2(Mg4.5-2.5Fe2+0.5-2.5)S=5Si8O22(OH)2
Adachiite CaFe2+3Al6(Si5AlO18)(BO3)3(OH)3(OH)
Addibischoffite Ca2Al6Al6O20
Adelite 5.00 / 5.00 3.73 CaMgAsO4(OH)
Adrianite Ca12(Al4Mg3Si7)O32Cl6
Aegirine-augite 6.00 / 6.00 3.40 (Ca,Na)(Fe3+,Mg,Fe2+)Si2O6
Aenigmatite 5.00 / 6.00 3.74 Na4(Fe2+10Ti2)O4[Si12O36]
Aerinite 3.00 / 3.00 2.48 (Ca,Na)6(Fe3+,Fe2+,Mg,Al)4(Al,Mg)6[Si12O36(OH)12](CO3)·12H2O
Aeschynite-(Ce) 5.00 / 6.00 5.19 (Ce,Ca,Fe,Th)(Ti,Nb)2(O,OH)6
Aeschynite-(Y) 5.00 / 6.00 4.85 (Y,Ca,Th)(Ti,Nb)2(O,OH)6
Afghanite 5.50 / 6.00 2.55 Na22Ca10(Si24Al24)O96(SO4)6Cl6
Afwillite 3.00 / 3.00 2.62 Ca3(SiO4)(SiO2(OH)2)·2H2O
Agakhanovite-(Y) 6.00 / 6.00 2.67 YCa2KBe3Si12O30
Agardite-(Ce) 3.00 / 3.00 3.72 Cu2+6Ce(AsO4)3(OH)6·3H2O
Agardite-(La) 3.00 / 4.00 3.72 Cu2+6La(AsO4)3(OH)6·3H2O
Agardite-(Nd) 3.00 / 4.00 3.72 Cu2+6Nd(AsO4)3(OH)6·3H2O
Agardite-(Y) 3.00 / 4.00 3.66 Cu2+6Y(AsO4)3(OH)6·3H2O
Agrellite 5.50 / 5.50 2.88 NaCa2Si4O10F
Agrinierite 5.62 K2Ca[(UO2)3O3(OH)2]2·5H2O
Akatoreite 6.00 / 6.00 3.48 Mn2+9Al2Si8O24(OH)8
Akermanite 5.00 / 6.00 2.94 Ca2MgSi2O7
Aklimaite Ca4[Si2O5(OH)2](OH)4·5H2O
Albite 7.00 / 7.00 2.61 NaAlSi3O8
Albrechtschraufite 2.00 / 3.00 2.60 Ca4Mg(UO2)2(CO3)6F2·17H2O
Aldridgeite 3.00 / 3.00 3.33 (Cd,Ca)(Cu,Zn)4(SO4)2(OH)6·3H2O
Aleksandrovite 4.00 / 4.50 3.07 KLi3Ca7Sn2(SiO3)12F2
Alexkhomyakovite K6(Ca2Na)(CO3)5Cl·6H2O
Alflarsenite 4.00 / 4.00 2.61 NaCa2Be3Si4O13(OH)·2H2O
Alfredstelznerite Ca4B16O16(OH)24·19H2O
Aliettite 1.00 / 2.00 Ca0.2Mg6(Si,Al)8O20(OH)4·4H2O
Allanite-(Ce) 5.50 / 5.50 3.30 CaCeAl2Fe2+(Si2O7)(SiO4)O(OH)
Allanite-(La) 6.00 / 6.00 3.93 CaLaAl2Fe2+(Si2O7)(SiO4)O(OH)
Allanite-(Nd) CaNdAl2Fe2+(Si2O7)(SiO4)O(OH)
Allanite-(Y) 5.50 / 5.50 3.30 CaYAl2Fe2+(Si2O7)(SiO4)O(OH)
Allendeite 4.84 Sc4Zr3O12
Alloriite 5.00 / 5.00 2.35 (Na,K,Ca)24(Na,Ca)4Ca4(Si,Al)48O96(SO4)4(SO3,CO3)2(OH,Cl)2·4(H2O,OH)
Alluaivite 5.00 / 6.00 2.76 Na19(Ca,Mn2+)6(Ti,Nb)3Si26O74Cl·2H2O
Alluaudite 5.00 / 5.50 3.45 (Na,Ca)(Mn,Mg,Fe2+)(Fe3+,Mn2+)2(PO4)3
Almarudite 6.00 / 6.00 2.71 K(Na)2(Mn,Fe,Mg)2(Be,Al)3Si12O30
Alnaperbøeite-(Ce) (CaCe2.5Na0.5)Al4(Si2O7)(SiO4)3O(OH)2
Alsakharovite-Zn 5.00 / 5.00 2.90 NaSrKZn(Ti,Nb)4(Si4O12)2(O,OH)4·7H2O
Alstonite 4.00 / 4.50 3.69 BaCa(CO3)2
Alumino-ferrobarroisite NaCa[Fe2+3Al2](Si7Al)O22(OH)2
Alumino-ferrohornblende Ca2Fe2+4Al(Si7Al)O22(OH)2
Alumino-ferrotschermakite Ca2[Fe2+3Al2](Si6Al2)O22(OH)2
Alumino-ferrowinchite NaCa(Fe2+,Al)5Si8O22(OH)2
Alumino-magnesiohornblende Ca2(Mg4Al)(Si7Al)O22(OH)2
Alumino-magnesiotaramite Na2CaMg3Al2(Si6Al2)O22(OH)2
Aluminobarroisite 5.00 / 6.00 2.94 NaCa(Mg3Al2)(Si7Al)O22(OH)2
Aluminocerite-(Ce) 5.00 / 5.00 4.68 (Ce,Ca)9Al(SiO4)3(SiO3OH)4(OH)3
Aluminokatophorite 5.00 / 6.00 Na2CaFe2+4Al(Si7Al)O22(OH)2
Aluminotschermakite 5.00 / 6.00 Ca2(Mg3Al2)(Si6Al2)O22(OH)2
Aluminowinchite NaCa(Mg4Al)Si8O22(OH)2
Alumoåkermanite 4.00 / 5.00 3.00 (Ca,Na)2(Al,Mg,Fe2+)(Si2O7)
Alumohydrocalcite 2.50 / 2.50 2.23 CaAl2(CO3)2(OH)4·3H2O
Alumotungstite (H2O,Ca)x(W,Al)2(O,OH)6·nH2O
Alumovesuvianite Ca19Al(Al10Mg2)Si18O69(OH)9
Aminoffite 5.50 / 5.50 2.94 Ca3(BeOH)2Si3O10
Amstallite 4.00 / 4.00 2.40 CaAl(Si,Al)4O8(OH)4·(H2O,Cl)
Anapaite 3.00 / 4.00 2.80 Ca2Fe2+(PO4)2·4H2O
Andersonite 2.50 / 2.50 2.79 Na2Ca(UO2)(CO3)3·6H2O
Andesine 7.00 / 7.00 2.66 (Na,Ca)(Si,Al)4O8
Andradite 6.50 / 7.00 3.70 Ca3Fe3+2(SiO4)3
Andrianovite 5.00 / 5.00 3.02 Na12(K,Sr,Ce)3Ca6Mn3Zr3NbSi25O73(O,H2O,OH)5
Angastonite 2.00 / 2.00 2.47 CaMgAl2(PO4)2(OH)4·7H2O
Angélite 3.50 / 3.50 2.96 CaSO4
Anhydrite 3.50 / 3.50 2.96 CaSO4
Ankerite 3.50 / 4.00 3.00 CaFe2+(CO3)2
Anorthite 6.00 / 6.00 2.72 CaAl2Si2O8
Antarcticite 2.00 / 3.00 1.71 CaCl2·6H2O
Aqualite 4.00 / 5.00 2.66 (H3O)8(Na,K,Sr)5Ca6Zr3Si26O66(OH)9Cl
Aradite BaCa6[(SiO4)(VO4)](VO4)2F
Aragonite 3.50 / 4.00 2.93 CaCO3
Arapovite 5.50 / 6.00 3.43 (K1-xx)(Ca,Na)2U4+Si8O20 (x~0.5)
Arctite 5.00 / 5.00 3.11 Na5Ca7Ba(PO4)6F3
Ardealite 1.00 / 1.50 2.30 Ca2(PO3OH)(SO4)·4H2O
Ardennite-(As) 6.00 / 7.00 3.62 Mn2+4Al4(AlMg)(AsO4)(SiO4)2(Si3O10)(OH)6
Ardennite-(V) 6.00 / 7.00 3.55 Mn2+4Al4(AlMg)(VO4)(SiO4)2(Si3O10)(OH)6
Armbrusterite 3.50 / 3.50 2.78 Na6K5Mn3+Mn2+14[Si9O22]4(OH)10·4H2O
Armenite 7.50 / 7.50 2.76 BaCa2(Al6Si9)O30·2H2O
Armstrongite 4.50 / 4.50 2.70 CaZrSi6O15·2H2O
Arnhemite 2.33 K4Mg2(P2O7)2·5H2O
Arrojadite-(BaFe) 3.54 BaFe2+(CaNa2)Fe2+13Al(PO4)11(PO3OH)(OH)2
Arrojadite-(BaNa) BaNa3(NaCa)Fe2+13Al(PO4)11(PO3OH)(OH)
Arrojadite-(KFe) 5.00 / 5.00 3.50 (KNa)Fe2+(CaNa2)Fe2+13Al(PO4)11(PO3OH)(OH)2
Arrojadite-(KNa) KNa3(CaNa2)Fe2+13Al(PO4)11(PO3OH)(OH)2
Arrojadite-(NaFe)
Arrojadite-(PbFe) 4.00 / 5.00 PbFe2+(CaNa2)Fe2+13Al(PO4)11(PO3OH)(OH)2
Arrojadite-(SrFe) SrFe2+(CaNa2)Fe2+13Al(PO4)11(PO3OH)(OH)2
Arseniopleite 3.50 / 3.50 4.22 (Ca,Na)NaMn2+(Mn2+,Mg,Fe2+)2(AsO4)3
Arseniosiderite 1.50 / 1.50 3.50 Ca2Fe3+3O2(AsO4)3·3H2O
Arsenocrandallite 5.50 / 5.50 3.25 CaAl3(AsO4)(AsO3OH)(OH)6
Arsenogoyazite 4.00 / 4.00 3.33 SrAl3(AsO4)(AsO3OH)(OH)6
Arsenuranylite 2.50 / 2.50 4.25 Ca(UO2)4(AsO4)2(OH)4·6H2O
Asbecasite 6.50 / 7.00 3.70 Ca3TiAs6Be2Si2O20
Asbolane 6.00 / 6.00 Mn4+(O,OH)2·(Co,Ni,Mg,Ca)x(OH)2x·nH2O
Ashcroftine-(Y) 5.00 / 5.00 2.61 K5Na5Y12Si28O70(OH)2(CO3)8·8H2O
Atencioite 4.50 / 4.50 2.84 Ca2Fe2+3Mg2Be4(PO4)6(OH)4·6H2O