Strontiowhitlockite
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About Strontiowhitlockite
Formula:
Sr9Mg(PO4)6(HPO4)
Colour:
White
Lustre:
Dull
Hardness:
5
Crystal System:
Trigonal
Member of:
Name:
Named as the strontium analogue of Whitlockite.
Classification of Strontiowhitlockite
Approved
Approval Year:
1989
7/A.05-60
8.AC.45
8 : PHOSPHATES, ARSENATES, VANADATES
A : Phosphates, etc. without additional anions, without H2O
C : With medium-sized and large cations
8 : PHOSPHATES, ARSENATES, VANADATES
A : Phosphates, etc. without additional anions, without H2O
C : With medium-sized and large cations
38.3.4.2
38 : ANHYDROUS NORMAL PHOSPHATES, ARSENATES, AND VANADATES
3 : (AB)3(XO4)2
38 : ANHYDROUS NORMAL PHOSPHATES, ARSENATES, AND VANADATES
3 : (AB)3(XO4)2
19.5.1
19 : Phosphates
5 : Phosphates of Sr and Ba
19 : Phosphates
5 : Phosphates of Sr and Ba
Physical Properties of Strontiowhitlockite
Optical Data of Strontiowhitlockite
Type:
Uniaxial (-)
RI values:
nω = 1.601 nε = 1.598
Max Birefringence:
δ = 0.003
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
and does not take into account mineral colouration.
Surface Relief:
Moderate
Chemical Properties of Strontiowhitlockite
Formula:
Sr9Mg(PO4)6(HPO4)
IMA Formula:
Sr9Mg(PO3OH)(PO4)6
Common Impurities:
Ca
Crystallography of Strontiowhitlockite
Crystal System:
Trigonal
Class (H-M):
3m - Ditrigonal Pyramidal
Space Group:
R3c
Cell Parameters:
a = 10.644(9) Å, c = 39.54(6) Å
Ratio:
a:c = 1 : 3.715
Unit Cell V:
3,879.51 ų (Calculated from Unit Cell)
Z:
6
Comment:
Space group R3c assigned by analogy with whitlockite.
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 3.288 | (37) |
| 3.071 | (29) |
| 3.004 | (100) |
| 2.661 | (80) |
| 2.246 | (26) |
| 1.940 | (29) |
| 1.783 | (36) |
Type Occurrence of Strontiowhitlockite
Synonyms of Strontiowhitlockite
Other Language Names for Strontiowhitlockite
German:Strontiowhitlockit
Spanish:Strontiowhitlockita
Relationship of Strontiowhitlockite to other Species
Member of:
Other Members of this group:
| Ferromerrillite | Ca9NaFe2+(PO4)7 | Trig. 3m : R3c |
| Hedegaardite | (Ca,Na)9(Ca,Na)Mg(PO4)6(PO3OH) | Trig. 3m : R3c |
| Merrillite | Ca9NaMg(PO4)7 | Trig. 3m : R3m |
| Tuite | Ca3(PO4)2 | Trig. 3m (3 2/m) : R3m |
| Whitlockite | Ca9Mg(PO4)6(HPO4) | Trig. 3m : R3c |
Related Minerals - Nickel-Strunz Grouping
| 8.AC. | Wopmayite | Ca6Na3□Mn(PO4)3(PO3OH)4 | Trig. 3m : R3c |
| 8.AC.05 | Howardevansite | NaCuFe2(VO4)3 | Tric. 1 : P1 |
| 8.AC.10 | Alluaudite | (Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3 | Mon. |
| 8.AC.10 | Arseniopleite | (Ca,Na)NaMn2+(Mn2+,Mg,Fe2+)2(AsO4)3 | Mon. 2/m : P2/b |
| 8.AC.10 | Caryinite | (Na,Pb)(Ca,Na)CaMn2+2(AsO4)3 | Mon. 2/m |
| 8.AC.10 | Ferroalluaudite | (Na,Ca)Fe2+(Fe3+,Mn2+,Fe2+)2(PO4)3 | |
| 8.AC.10 | Hagendorfite | NaCaMn2+Fe2+2(PO4)3 | Mon. 2/m : B2/b |
| 8.AC.10 | Johillerite | Na(Mg,Zn)3Cu(AsO4)3 | Mon. 2/m : B2/b |
| 8.AC.10 | Maghagendorfite | (□,Na,)(Na,Ca,Fe2+)Mn(Mg,Fe2+,Fe3+)3(PO4)3 | Mon. |
| 8.AC.10 | Nickenichite | Na0.8Ca0.4Cu0.4(Mg,Fe)3(AsO4)3 | Mon. 2/m : B2/b |
| 8.AC.10 | Varulite | NaCaMn2+Mn2+2(PO4)3 | Mon. 2/m : B2/b |
| 8.AC.10 | Ferrohagendorfite | NaCaFe2+Fe2+2(PO4)3 | Mon. |
| 8.AC.10 | Bradaczekite | NaCu4(AsO4)3 | Mon. 2/m : B2/b |
| 8.AC.10 | Yazganite | NaFe3+2(Mg,Mn2+)(AsO4)3 · H2O | Mon. 2/m : B2/b |
| 8.AC.10 | Groatite | NaCaMn2(PO4)(HPO4)2 | Mon. 2/m : B2/b |
| 8.AC.15 | Bobfergusonite | Na2Mn5FeAl(PO4)6 | Mon. 2/m : P2/b |
| 8.AC.15 | Ferrowyllieite | (Na,Ca,Mn)(Fe,Mn)(Fe,Fe,Mg)Al(PO4)3 | Mon. 2/m : P21/b |
| 8.AC.15 | Qingheiite | NaMn3+Mg(Al,Fe3+)(PO4)3 | Mon. 2/m : P21/b |
| 8.AC.15 | Rosemaryite | (Na,Ca,Mn)(Mn,Fe2+)(Fe3+,Mg)Al(PO4)3 | Mon. 2/m : P21/b |
| 8.AC.15 | Wyllieite | (Na,Ca,Mn)(Mn,Fe)(Fe,Mg)Al(PO4)3 | Mon. 2/m |
| 8.AC.15 | Ferrorosemaryite | ◻NaFe2+Fe3+Al(PO4)3 | Mon. |
| 8.AC.15 | Qingheiite-(Fe2+) | Na2Fe2+MgAl(PO4)3 | Mon. 2/m : P21/m |
| 8.AC.18 | Manitobaite | Na16Mn2+ 25Al8(PO4)30 | Mon. m : Pb |
| 8.AC.20 | Marićite | NaFe2+(PO4) | Orth. mmm (2/m 2/m 2/m) : Pmna |
| 8.AC.25 | Berzeliite | (NaCa2)Mg2(AsO4)3 | Iso. m3m (4/m 3 2/m) : Ia3d |
| 8.AC.25 | Manganberzeliite | NaCa2Mn2+2(AsO4)3 | Iso. m3m (4/m 3 2/m) : Ia3d |
| 8.AC.25 | Palenzonaite | (Ca,Na)3CaMn2+2(VO4)3 | Iso. m3m (4/m 3 2/m) : Ia3d |
| 8.AC.25 | Schäferite | Ca2NaMg2(VO4)3 | Iso. |
| 8.AC.30 | Brianite | Na2CaMg(PO4)2 | Mon. 2/m : P21/b |
| 8.AC.35 | Vitusite-(Ce) | Na3(Ce,La,Nd)(PO4)2 | Orth. mm2 : Pca21 |
| 8.AC.40 | Olgite | (Sr,Ba)(Na,Sr,REE)2Na(PO4)2 | Trig. 3m (3 2/m) : P3m1 |
| 8.AC.40 | Bario-olgite | (Ba,Sr)(Na,Sr,REE)2Na(PO4)2 · | Trig. 3 : P3 |
| 8.AC.45 | Whitlockite | Ca9Mg(PO4)6(HPO4) | Trig. 3m : R3c |
| 8.AC.45 | Merrillite | Ca9NaMg(PO4)7 | Trig. 3m : R3m |
| 8.AC.45 | Tuite | Ca3(PO4)2 | Trig. 3m (3 2/m) : R3m |
| 8.AC.45 | Ferromerrillite | Ca9NaFe2+(PO4)7 | Trig. 3m : R3c |
| 8.AC.50 | Chladniite | {Ca}{Na8}{Ca4Na4}{(Mg,Fe2+)43}(PO4)36 | Trig. 3 : R3 |
| 8.AC.50 | Fillowite | {Mn2+}{Na8}{Ca4Na4}{(Mn2+,Fe2+)43}(PO4)36 | Trig. 3 : R3 |
| 8.AC.50 | Johnsomervilleite | Na10Ca6Mg18Fe25(PO4)36 | Trig. |
| 8.AC.50 | Galileiite | {Fe2+}{Na8}{Fe2+4Na4}{Fe2+43}(PO4)36 | Trig. 3 : R3 |
| 8.AC.50 | Stornesite-(Y) | {(Y, Ca)}{Na6◻2}{(Ca,Na)8}{(Mg,Fe2+)43}(PO4)36 | Trig. 3 : R3 |
| 8.AC.50 | Xenophyllite | Na4Fe2+7(PO4)6 | Tric. 1 : P1 |
| 8.AC.55 | Harrisonite | Ca(Fe2+,Mg)6(PO4)2(SiO4)2 | Trig. |
| 8.AC.60 | Kosnarite | KZr2(PO4)3 | Trig. 3m (3 2/m) : R3c |
| 8.AC.65 | Panethite | (Na,Ca)2(Mg,Fe2+)2(PO4)2 | Mon. 2/m : P21/b |
| 8.AC.70 | Stanfieldite | Ca4Mg5(PO4)6 | Mon. |
| 8.AC.75 | Ronneburgite | K2MnV4O12 | Mon. 2/m |
| 8.AC.80 | Tillmannsite | (Ag3Hg)(VO4,AsO4) | Tet. 4 : I4 |
| 8.AC.85 | Filatovite | K(Al,Zn)2(As,Si)2O8 | Mon. 2/m |
Related Minerals - Dana Grouping (8th Ed.)
| 38.3.4.1 | Whitlockite | Ca9Mg(PO4)6(HPO4) | Trig. 3m : R3c |
| 38.3.4.3 | Merrillite-(Ca) | (Ca,◻)19Mg2(PO4)14 | Trig. |
| 38.3.4.4 | Merrillite | Ca9NaMg(PO4)7 | Trig. 3m : R3m |
| 38.3.4.6 | Tuite | Ca3(PO4)2 | Trig. 3m (3 2/m) : R3m |
| 38.3.4.7 | Ferromerrillite | Ca9NaFe2+(PO4)7 | Trig. 3m : R3c |
| 38.3.4.8 | Bobdownsite | Trig. 3m : R3c |
Related Minerals - Hey's Chemical Index of Minerals Grouping
| 19.5.2 | Belovite-(Ce) | NaCeSr3(PO4)3F | Trig. 3 : P3 |
| 19.5.3 | Goyazite | SrAl3(PO4)(PO3OH)(OH)6 | Trig. 3m (3 2/m) : R3m |
| 19.5.4 | Goedkenite | Sr2Al(PO4)2(OH) | Mon. 2/m : P21/m |
| 19.5.5 | Palermoite | (Li,Na)2(Sr,Ca)Al4(PO4)4(OH)4 | Orth. |
| 19.5.6 | Nabaphite | NaBaPO4 · 9H2O | Iso. |
| 19.5.7 | Olgite | (Sr,Ba)(Na,Sr,REE)2Na(PO4)2 | Trig. 3m (3 2/m) : P3m1 |
| 19.5.8 | Nastrophite | Na(Sr,Ba)PO4 · 9H2O | |
| 19.5.9 | Jagowerite | BaAl2(PO4)2(OH)2 | Tric. |
| 19.5.10 | Gorceixite | BaAl3(PO4)(PO3OH)(OH)6 | Mon. m : Bm |
| 19.5.11 | Penikisite | Ba(Mg,Fe2+,Ca)2Al2(PO4)3(OH)3 | Mon. 2/m : P21/m |
| 19.5.12 | Curetonite | Ba(Al,Ti)(PO4)(OH,O)F | Mon. 2/m |
| 19.5.13 | Bjarebyite | (Ba,Sr)(Mn2+,Fe2+,Mg)2Al2(PO4)3(OH)3 | Mon. |
| 19.5.14 | Kulanite | Ba(Fe2+,Mn2+,Mg)2(Al,Fe3+)2(PO4)3(OH)3 | Mon. |
| 19.5.15 | Perloffite | Ba(Mn2+,Fe2+)2Fe3+2(PO4)3(OH)3 | Mon. 2/m : P21/m |
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.
References for Strontiowhitlockite
Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Britvin, S.N., Y.A. Pakhomovskii, A.N. Bogdanova, and V.I. Skiba (1991): Strontiowhitlockite, Sr9Mg(PO3OH)(PO4)6, a new mineral from the Kovdor deposit, Kola Peninsula, U.S.S.R. Canadian Mineralogist, 29, 87–93.
New Minerals (1997), New Minerals 1990-1994.
Internet Links for Strontiowhitlockite
mindat.org URL:
https://www.mindat.org/min-3742.html
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Localities for Strontiowhitlockite
symbol to view information about a locality.
The Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for 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).
All localities listed without proper references should be considered as questionable.
Russia | |
| Subbotin, R. P. L. V. V., & Pakhomovsky, Y. A. (1998). A new type of scandium mineralization in phoscorites and carbonatites of the Kovdor massif, Russia. Canadian Mineralogist 36:971-980. |
| [World of Stones 95:5-6, p64]; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow | |
| Mikhailova, J. A., Kalashnikov, A. O., Sokharev, V. A., Pakhomovsky, Y. A., Konopleva, N. G., Yakovenchuk, V. N., ... & Ivanyuk, G. Y. (2016). 3D mineralogical mapping of the Kovdor phoscorite–carbonatite complex (Russia). Mineralium Deposita, 51(1), 131-149. |
Kovdor Zheleznyi Mine, Kovdor Massif, Murmanskaya Oblast', Northern Region, Russia