Ontdekking	1797 Vauquelin
Overvloed	102
Straal	1.9
Elektronegativiteit	1.66
Ionisatie	6.7665
Aantal isotopen	9
Elektronische configuratie	[Ar] 3d5 4s1
Oxidatie stelt	-2,-1,1,2,3,4,5,6
Elektron op energieniveau	2,8,13,1

Mineralen die dit element bevatten : 122

Mineralen	Hardheid	Dichtheid	Formule
Andreyivanovite			FeCrP
Ankangite	6.50 / 6.50	4.44	Ba(Ti,V³⁺,Cr)₈O₁₆
Ardennite-(V)	6.00 / 7.00	3.55	Mn²⁺₄Al₄(AlMg)(VO₄)(SiO₄)₂(Si₃O₁₀)(OH)₆
Barbertonite	1.50 / 2.00	2.10	Mg₆Cr₂(CO₃)(OH)₁₆Â·4H₂O
Batisivite	7.00 / 7.00	4.62	BaTi₆(V,Cr)₈Si₂O₂₉
Bentorite	2.00 / 2.00	2.03	Ca₆Cr₂(SO₄)₃(OH)₁₂Â·26H₂O
Bouazzerite		2.81	Bi₆(Mg,Co)₁₁Fe₁₄(AsO₄)₁₈O₁₂(OH)₄Â·86H₂O
Bracewellite	5.50 / 6.50	4.45	CrO(OH)
Brezinaite	3.50 / 4.50	4.12	Cr₃S₄
Bushmakinite	3.00 / 3.50	6.22	Pb₂Al(PO₄)(VO₄)(OH)
Carlosruizite	2.50 / 3.00	3.42	K₃Na₂Na₃Mg₅(IO₃)₆(SeO₄)₆Â·6H₂O
Carlsbergite	7.00 / 7.00	5.90	CrN
Carmichaelite	6.00 / 6.00	4.13	(Ti,Cr,Fe)(O,OH)₂
Cassedanneite	3.50 / 3.50	6.00	Pb₅(VO₄)₂(CrO₄)₂Â·H₂O
Caswellsilverite	1.00 / 2.00	3.21	NaCrS₂
Chromatite		3.14	CaCr⁶⁺O₄
Chrombismite	3.00 / 3.50	9.80	Bi₁₆CrO₂₇
Chromceladonite	1.00 / 2.00	2.90	KMgCrSi₄O₁₀(OH)₂
Chromferide	4.00 / 4.00	6.69	Fe_1.5Cr_0.2
Chromio-pargasite	6.00 / 6.00	3.12	NaCa₂(Mg₄Cr)(Si₆Al₂)O₂₂(OH)₂
Chromite	5.50 / 5.50	4.50	Fe²⁺Cr₂O₄
Chromium	7.50 / 7.50	7.20	Cr
Chromium-dravite	7.00 / 7.50		NaMg₃Cr₆(Si₆O₁₈)(BO₃)₃(OH)₃OH
Chromo-alumino-povondraite	7.50 / 7.50	3.23	NaCr₃(Al₄Mg₂)(Si₆O₁₈)(BO₃)₃(OH)₃O
Chromomphacite			(Ca,Na)(Mg,Cr,Al)Si₂O₆
Chromphyllite	3.00 / 3.00	2.88	KCr₂(Si₃Al)O₁₀(OH)₂
Chromschieffelinite	2.00 / 2.00	5.89	Pb₁₀Te⁶⁺₆O₂₀(OH)₁₄(CrO₄)Â·5H₂O
Cochromite	7.00 / 7.00	5.22	CoCr₂O₄
Crichtonite	5.00 / 6.00	4.46	Sr(Mn,Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH)₃₈
Crocoite	2.50 / 3.00	5.90	PbCrO₄
Cronusite	1.50 / 1.50	2.51	Ca_0.2CrS₂Â·2H₂O
Cuprokalininite	4.50 / 5.00	4.16	CuCr₂S₄
Daubréelite	4.50 / 5.00	3.81	FeCr₂S₄
Davidite-(Ce)	6.00 / 6.00	4.42	Ce(Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH,F)₃₈
Davidite-(La)	6.00 / 6.00	4.42	La(Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH,F)₃₈
Deanesmithite	4.50 / 5.00	8.00	Hg¹⁺₂Hg²⁺₃S₂OCrO₄
Dessauite-(Y)	6.50 / 7.00	4.68	Sr(Y,U,Mn)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH)₃₈
Dietzeite	3.50 / 3.50	3.62	Ca₂(IO₃)₂CrO₄Â·H₂O
Dissakisite-(La)	6.50 / 7.00	3.79	CaLaMgAl₂(Si₂O₇)(SiO₄)O(OH)
Dukeite	3.00 / 4.00	7.17	Bi³⁺₂₄Cr⁶⁺₈O₅₇(OH)₆Â·3H₂O
Edoylerite		7.00	Hg²⁺₃(Cr⁶⁺O₄)S₂
Embreyite	3.50 / 3.50	6.45	Pb₅(CrO₄)₂(PO₄)₂Â·H₂O
Eskolaite	8.00 / 8.50	5.18	Cr₂O₃
Ferchromide	6.50 / 6.50	6.00	Cr_1.5Fe_0.2
Ferrohögbomite-2N2S	6.00 / 7.00		(Fe,Mg,Zn,Al)₃(Al,Ti,Fe)₈O₁₅(OH)
Florensovite	5.00 / 5.00	4.00	Cu¹⁺(Cr³⁺_1.5Sb⁵⁺_0.5)S₄
Fornacite	2.00 / 3.00	6.27	CuPb₂(CrO₄)(AsO₄)(OH)
George-ericksenite	3.00 / 4.00	3.04	Na₆CaMg(IO₃)₆(CrO₄)₂Â·12H₂O
Georgerobinsonite			Pb₄(CrO₄)₂(OH)₂FCl
Grimaldiite	3.50 / 4.50	4.11	CrO(OH)
Guyanaite		4.53	CrO(OH)
Hapkeite			Fe₂Si
Hashemite	3.50 / 3.50	4.59	BaCr⁶⁺O₄
Hawthorneite	6.00 / 6.50	5.00	BaMgTi₃Cr₄Fe²⁺₂Fe³⁺₂O₁₉
Heideite	3.50 / 4.50	4.10	(Fe,Cr)_1.15(Ti,Fe)₂S₄
Hemihedrite	3.00 / 3.00	6.42	Pb₁₀Zn(CrO₄)₆(SiO₄)₂F₂
Iquiqueite	2.00 / 2.00	2.05	K₃Na₄Mg(CrO₄)B₂₄O₃₉(OH)Â·12H₂O
Iranite	3.00 / 3.00	5.80	Pb₁₀Cu(CrO₄)₆(SiO₄)₂(OH)₂
Isovite	8.00 / 8.00	7.40	(Cr,Fe)₂₃C₆
Joegoldsteinite		3.71	MnCr₂S₄
Kalininite	5.00 / 5.00		ZnCr₂S₄
Kassite	5.00 / 5.00	3.42	CaTi₂O₄(OH)₂
Keilite			FeS
Khristovite-(Ce)	5.00 / 5.00	4.05	CaCeMgMn²⁺Al(Si₂O₇)(SiO₄)(OH)F
Knorringite	6.00 / 7.00	3.76	Mg₃Cr₂(SiO₄)₃
Kosmochlor	6.00 / 7.00	3.60	NaCrSi₂O₆
Krinovite	6.00 / 7.00	3.38	Na₄(Mg₈Cr³⁺₄)O₄[Si₁₂O₃₆]
Lakargiite	8.00 / 8.50	4.59	CaZrO₃
Lindsleyite	7.50 / 7.50	4.63	(Ba,Sr)(Zr,Ca)(Fe,Mg)₂(Ti,Cr,Fe)₁₈O₃₈
Lópezite	2.50 / 2.50	2.69	K₂Cr₂O₇
Loveringite	7.50 / 7.50	4.41	(Ca,Ce,La)(Zr,Fe)(Mg,Fe)₂(Ti,Fe,Cr,Al)₁₈O₃₈
Macquartite	3.50 / 3.50	5.49	Cu₂Pb₇(CrO₄)₄(SiO₄)₂(OH)₂
Magnesiochromite	5.50 / 5.50	4.20	MgCr³⁺₂O₄
Magnesiosadanagaite	5.50 / 6.00	3.00	NaCa₂[Mg₃(Fe³⁺,Al)₂](Si₅Al₃)O₂₂(OH)₂
Manganochromite	5.50 / 5.50	4.86	Mn²⁺Cr₂O₄
Mapiquiroite	6.00 / 6.00		(Sr,Pb)(U,Y)Fe₂(Ti,Fe³⁺,Cr³⁺)₁₈O₃₈
Mariinskite	8.50 / 8.50	4.25	BeCr₂O₄
Mathiasite	7.50 / 7.50	4.60	(K,Ba,Sr)(Zr,Fe)(Mg,Fe)₂(Ti,Cr,Fe)₁₈O₃₈
Mcconnellite	5.50 / 5.50	5.49	Cu¹⁺CrO₂
Molybdofornacite	2.00 / 3.00	6.60	CuPb₂MoO₄AsO₄(OH)
Mongshanite	5.00 / 6.00		(Mg,Cr,Fe,Ca,K)₂(Ti,Zr,Cr,Fe)₅O₁₂
Mountkeithite	2.00 / 2.00	2.12	Mg₁₁Fe³⁺₃(SO₄)_3.5(OH)₂₄Â·11H₂O
Murchisite		4.22	Cr₅S₆
Natalyite	7.00 / 7.00	3.55	NaV³⁺Si₂O₆
Nichromite	6.00 / 6.50	5.24	NiCr₂O₄
Olkhonskite	8.00 / 8.00	4.48	Cr₂Ti₃O₉
Oxy-chromium-dravite	7.50 / 7.50	3.30	NaCr₃(Cr₄Mg₂)(Si₆O₁₈)(BO₃)₃(OH)₃O
Painite	8.00 / 8.00	4.00	CaZrAl₉O₁₅(BO₃)
Petterdite	2.00 / 2.00	3.97	PbCr₂(CO₃)₂(OH)₄Â·H₂O
Phoenicochroite	2.50 / 2.50	7.01	Pb₂O(CrO₄)
Polyakovite-(Ce)	5.50 / 6.00	4.75	(Ce,Ca)₄MgCr₂(Ti,Nb)₂Si₄O₂₂
Putnisite	1.00 / 2.00	2.23	SrCa₄Cr³⁺₈(CO₃)₈SO₄(OH)₁₆Â·25H₂O
Qusongite	9.50 / 9.50	15.84	WC
Redingtonite	2.00 / 2.00	1.76	Fe²⁺Cr₂(SO₄)₄Â·22H₂O
Redledgeite	6.00 / 7.00	3.72	Ba(Ti⁴⁺₆Cr³⁺₂)O₁₆
Reynoldsite	4.50 / 4.50	6.57	Pb₂Mn⁴⁺₂O₅(CrO₄)
Rilandite	2.00 / 3.00		Cr³⁺₆SiO₁₁Â·5H₂O(?)
Santanaite	4.00 / 4.00	9.16	Pb₁₁CrO₁₆
Schöllhornite	1.50 / 2.00	2.70	Na_0.3CrS₂Â·H₂O