Crichtonite Group
A group of related mineral species
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About Crichtonite Group
Formula:
AD21O38 or A{DE2G6 J12}O38
A = Pb, Ca, Sr, Ba, Na, REE
D = U, Y, HREE, Fe, Mn, Zr, Ca
E = Mg, Fe2+, Fe3+, Zn
G = Fe3+, Cr, V, Nb, Zr
J = Ti
D = U, Y, HREE, Fe, Mn, Zr, Ca
E = Mg, Fe2+, Fe3+, Zn
G = Fe3+, Cr, V, Nb, Zr
J = Ti
Unique Identifiers
Mindat ID:
29190
Long-form identifier:
mindat:1:1:29190:9
GUID
(UUID V4):
(UUID V4):
98a44de2-08ac-4855-921d-88093cde50ee
Chemistry of Crichtonite Group
Mindat Formula:
AD21O38 or A{DE2G6 J12}O38
A = Pb, Ca, Sr, Ba, Na, REE
D = U, Y, HREE, Fe, Mn, Zr, Ca
E = Mg, Fe2+, Fe3+, Zn
G = Fe3+, Cr, V, Nb, Zr
J = Ti
A = Pb, Ca, Sr, Ba, Na, REE
D = U, Y, HREE, Fe, Mn, Zr, Ca
E = Mg, Fe2+, Fe3+, Zn
G = Fe3+, Cr, V, Nb, Zr
J = Ti
Crystal Structure
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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure
ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
---|---|---|---|---|---|---|---|
0000535 | Crichtonite | Grey I E, Lloyd D J, White J S (1976) The structure of crichtonite and its relationship to senaite American Mineralogist 61 1203-1212 | 1976 | 0 | 293 | ||
0000749 | Davidite-(La) | Gatehouse B M, Grey I E, Kelly P R (1979) The crystal structure of davidite American Mineralogist 64 1010-1017 | 1979 | Pandora Prospect, Quijotoa Mts., Pima County, Arizona, USA | 0 | 293 | |
0005148 | Landauite | Grey I E, Gatehouse B M (1978) The crystal structure of landauite, Na[MnZn2(Ti,Fe)6Ti12]O38 The Canadian Mineralogist 16 63-68 | 1978 | 0 | 293 | ||
0005464 | Lindsleyite | Peterson R C, Grey I E (1995) Preparation and structure refinement of synthetic Ti-containing lindsleyite, BaMn3Ti18O38 The Canadian Mineralogist 33 1083-1089 | 1995 | 0 | 293 | ||
0000609 | Loveringite | Gatehouse B M, Grey I E, Campbell I H, Kelly P R (1978) The crystal structure of loveringite - a new member of the crichtonite group American Mineralogist 63 28-36 | 1978 | 0 | 293 | ||
0005542 | Loveringite | Peterson R C (1998) The stability and crystal chemistry of synthetic loveringite in the system Ca-Mn-Ti-O under strongly reducing conditions The Canadian Mineralogist 36 763-774 | 1998 | 0 | 293 | ||
0005543 | Loveringite | Peterson R C (1998) The stability and crystal chemistry of synthetic loveringite in the system Ca-Mn-Ti-O under strongly reducing conditions The Canadian Mineralogist 36 763-774 | 1998 | 0 | 293 | ||
0009973 | Mathiasite | Gatehouse B M, Grey I E, Smyth J R (1983) Structure refinement of mathiasite, (K0.62Na0.14Ba0.14Sr0.10) [Ti12.90Cr3.10Mg1.53Fe2.15Zr0.67Ca0.29V0.36]O38 Acta Crystallographica C39 421-422 | 1983 | peridotite nodules, Bultfonten kimblerlite, South Africa | 0 | 293 | |
0006379 | Senaite | Armbruster T, Kunz M (1990) Cation arrangement in a unusual uranium-rich senaite: crystal structure study at 130 K European Journal of Mineralogy 2 163-170 | 1990 | 0 | 293 | ||
0009559 | Senaite | Grey I E, Lloyd D J (1976) The crystal structure of senaite Acta Crystallographica B32 1509-1513 | 1976 | Diamantina region, Brazil | 0 | 293 | |
0001929 | Dessauite-(Y) | Orlandi P, Pasero M, Duchi G, Olmi F (1997) Dessauite, (Sr,Pb)(Y,U)(Ti,Fe)20O38, a new mineral of the crichtonite group from Buca della Vena mine, Tuscany, Italy American Mineralogist 82 807-811 | 1997 | 0 | 293 | ||
0007033 | Gramaccioliite-(Y) | Orlandi P, Pasero M, Rotiroti N, Olmi F, Demartin F, Moelo Y (2004) Gramaccioliite-(Y), a new mineral of the crichtonite group from Stura Valley, Piedmont, Italy European Journal of Mineralogy 16 171-175 | 2004 | the gneiss of the Hercynian Massif of Argentera at Sambuco, Italy | 0 | 293 | |
0019584 | Paseroite | Mills S J, Bindi L, Cadoni M, Kampf A R, Ciriotti M E, Ferraris G (2012) Paseroite, PbMn2+(Mn2+,Fe2+)2(V5+,Ti,Fe3+,_)18O38, a new member of the crichtonite group European Journal of Mineralogy 24 1061-1067 | 2012 | the Molinello mine,Val Graveglia, Italy | 0 | 293 | |
0020186 | Mapiquiroite | Biagioni C, Orlandi P, Pasero M, Nestola F, Bindi L (2014) Mapiquiroite, (Sr,Pb)(U,Y)Fe2(Ti,Fe3+)18O38, a new member of the crichtonite group from the Apuan Alps, Tuscany, Italy European Journal of Mineralogy 26 427-437 | 2014 | Buca della Vena mine, Apuan Alps, Tuscany, Italy | 0 | 293 | |
0020187 | Mapiquiroite | Biagioni C, Orlandi P, Pasero M, Nestola F, Bindi L (2014) Mapiquiroite, (Sr,Pb)(U,Y)Fe2(Ti,Fe3+)18O38, a new member of the crichtonite group from the Apuan Alps, Tuscany, Italy European Journal of Mineralogy 26 427-437 | 2014 | Monte Arsiccio mine, Apuan Alps, Tuscany, Italy | 0 | 293 | |
0020510 | Almeidaite | Kastsvetaeva R K, Aksenov S M, Chukanov N V, Menezes L A D (2014) Crystal structure of almeidaite, a new mineral of the crichtonite group Doklady Chemistry 455 53-57 | 2014 | Novo Horizonte, Bahia, Brazil | 0 | 293 |
CIF Raw Data - click here to close
Relationship of Crichtonite Group to other Species
Group Members:
Almeidaite | PbZn2(Mn,Y)(Ti,Fe3+)18O37(OH,O) | Trig. 3 : R3 |
Botuobinskite | SrFe2+Mg2(Cr3+6Ti4+12)[O36(OH)2] | Trig. 3 : R3 |
Cleusonite | (Pb,Sr)(U4+,U6+)(Fe2+,Zn)2(Ti,Fe2+,Fe3+)18(O,OH)38 | Trig. 3 : R3 |
Crichtonite | Sr(Mn,Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH)38 | Trig. 3 : R3 |
Davidite-(Ce) | Ce(Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH,F)38 | Trig. 3 : R3 |
Davidite-(La) | La(Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH,F)38 | Trig. 3 : R3 |
Davidite-(Y) | (La,Ce,Na,Ca,Pb)(Y,Fe2+,◻)(Fe2+,Mn2+)2(Ti,Fe3+,Nb,Zr)18O38 (hypothetical) | Trig. |
Dessauite-(Y) | (Sr,Pb)(Y,U)(Ti,Fe3+)20O38 | Trig. 3 : R3 |
Gramaccioliite-(Y) | (Pb,Sr)(Y,Mn)Fe3+2(Ti,Fe3+)18O38 | Trig. 3 : R3 |
Haitaite-(La) | LaU4+Fe3+2(Ti13Fe2+4Fe3+)O38 | Trig. 3 : R3 |
Landauite | NaMnZn2(Ti,Fe)6Ti12O38 | Trig. 3 : R3 |
Lindsleyite | (Ba,Sr)(Zr,Ca)(Fe,Mg)2(Ti,Cr,Fe)18O38 | Trig. |
Loveringite | (Ca,Ce,La)(Zr,Fe)(Mg,Fe)2(Ti,Fe,Cr,Al)18O38 | Trig. 3 : R3 |
Mapiquiroite | (Sr,Pb)(U,Y)Fe2(Ti,Fe3+,Cr3+)18O38 | Trig. 3 : R3 |
Mathiasite | (Mg,Cr,Fe,Ca,K)2(Ti,Zr,Cr,Fe)5O12 | Trig. 3 : R3 |
Mianningite | (◻,Pb,Ce,Na)(U4+,Mn,U6+)Fe3+2 (Ti,Fe3+)18O38 | Trig. 3 : R3 |
Mirnyite | SrZr4+Mg2(Cr3+6Ti4+12)O38 | Trig. 3 : R3 |
Paseroite | PbMn2+(Mn2+,Fe3+)2(V5+,Ti,◻)18O38 | Trig. 3 : R3 |
Saranovskite | SrCaFe2+2(Cr4Ti2)Ti12O38 | Trig. 3 : R3 |
Senaite | Pb(Mn,Y,U)(Fe,Zn)2(Ti,Fe,Cr,V)18(O,OH)38 | Trig. 3 : R3 |
UM1987-03-O:FePbTiU | ~(U,Pb)(Ti,Fe3+,Fe2+,Mn)21O38 | Trig. 3 : R3 |
UM2003-08-O:AlCaFeREEScTiV | (Ca,Ce)Sc(Ti,V,Fe,Al)20O38 | |
UM2006-05-O:CaFeKMnNaREESrTiZr | (Sr,Na,K,REE)(Ca,Zr,Mn)(Ti,Fe)18Fe2O38 | |
UM2006-06-O:CaFeKMnNaREESrTiZr | (Sr,Na,K,REE)(Zr,Ca,Mn)(Ti,Fe)18Fe2O38 | |
UM2006-07-O:CaFeKMnNaREESrTiZr | (Na,Sr,K,REE)(Ca,Zr,Mn)(Ti,Fe)18Fe2O38 | |
UM2006-08-O:CaFeKMnNaREESrTiZr | (Na,Sr,K,REE)(Zr,Ca,Mn)(Ti,Fe)18Fe2O38 | |
UM2006-09-O:CaFeMnREESrTiZr | (Ce,Sr,REE)(Ca,Mn,Zr)Fe2(Ti,Fe)18O38 | |
Unnamed (HBU UK-4) | NaFe2+Zn2(Ti,Fe3+,Nb)6Ti12O38 | Trig. 3 : R3 |
Other Information
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Internet Links for Crichtonite Group
mindat.org URL:
https://www.mindat.org/min-29190.html
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References for Crichtonite Group
Reference List:
Bonev, I. K., Vassileva, R. D., Zotov, N., Kouzmanov, K. (2005) Manganilvaite, CaFe2+Fe3+(Mn,Fe2+)(Si2O7)O(OH), a new mineral species of the ilvaite group, from Pb–Zn skarn deposits in the Rhodope Mountains, Bulgaria. The Canadian Mineralogist, 43 (3) 1027-1042 doi:10.2113/gscanmin.43.3.1027
Localities for Crichtonite Group
Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and further information on this occurrence.
? - Indicates mineral may be doubtful at this locality.
- Good crystals or important locality for species.
- World class for species or very significant.
(TL) - Type Locality for a valid mineral species.
(FRL) - First Recorded Locality for everything else (eg varieties).
Struck out - Mineral was erroneously reported from this locality.
Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).
All localities listed without proper references should be considered as questionable.
All localities listed without proper references should be considered as questionable.
La Lauzière massif, Savoie, Auvergne-Rhône-Alpes, France