Compare Unnamed (Ca-Al-(Si) oxide I), Unnamed (Ca-Al-(Si) oxide II), Unnamed (Ca-Al-(Si) oxide III), Unnamed (Ca-Al-(Si) oxide IV) and Unnamed (Ca-Al-Si oxide) - terrestrial phases also connected with high pressures.

Present as shocked crystal fragments and within devitrifed glasses in lunar regolith breccia. The glass may be due to shock melting of anorthite on ancient lunar highlands.

Metastable.

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Classification of YoshiokaiteHide

IMA status:

Approved

Approval Year:

1989

First Published:

1990

Strunz 8th ed.:

8/J.02-60

Nickel-Strunz 10th (pending) ed.:

9.FA.05

9 : SILICATES (Germanates)
F : Tektosilicates without zeolitic H₂O
A : Tektosilicates without additional non-tetrahedral anions

Dana 8th ed.:

76.2.1.6

76 : TECTOSILICATES Al-Si Framework
2 : Al-Si Framework Feldspathoids and related species

Hey's CIM Ref.:

16.9.3

16 : Silicates Containing Aluminum and other Metals
9 : Aluminosilicates of Ca

Physical Properties of YoshiokaiteHide

Lustre:

Vitreous

Transparency:

Transparent

Colour:

Colourless (white?)

Comment:

Semitransparent

Streak:

White

Cleavage:

Poor/Indistinct
{101}

Optical Data of YoshiokaiteHide

Type:

Uniaxial (+)

RI values:

n_ω = 1.560 - 1.580 n_ε = 1.620 - 1.640

Max Birefringence:

δ = 0.060

Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.

Surface Relief:

Moderate

Chemical Properties of YoshiokaiteHide

Formula:

(Ca,Na)[Al(Al,Si)O₄]

IMA Formula:

Ca_1-x(Al,Si)₂O₄

Emperical Formula (of original material):

(Ca0.66Mg0.04)0.70(Al1.30Si0.67)1.97O4

Elements listed:

Al, Ca, Na, O, Si - search for minerals with similar chemistry

Common Impurities:

Ti,Fe,Mg,Na,K

Crystallography of YoshiokaiteHide

Crystal System:

Trigonal

Class (H-M):

3 - Rhombohedral

Space Group:

Cell Parameters:

a = 9.939 Å, c = 8.245 Å

Ratio:

a:c = 1 : 0.83

Unit Cell V:

705.35 Å³ (Calculated from Unit Cell)

Comment:

space group not sure

Crystal StructureHide

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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)
0001330	Yoshiokaite	Steele I M, Pluth J J (1990) Crystal structure of synthetic yoshiokaite, a stuffed derivative of the tridymite structure American Mineralogist 75 1186-1191		1990		0	293

CIF Raw Data - click here to close

data_global
_chemical_name_mineral 'Yoshiokaite'
loop_
_publ_author_name
'Steele I M'
'Pluth J J'
_journal_name_full 'American Mineralogist'
_journal_volume 75 
_journal_year 1990
_journal_page_first 1186
_journal_page_last 1191
_publ_section_title
;
 Crystal structure of synthetic yoshiokaite, a stuffed derivative of the
 tridymite structure
;
_database_code_amcsd 0001330
_chemical_formula_sum 'Si2.65 Al5.35 O16 Ca2.676'
_cell_length_a 9.927
_cell_length_b 9.927
_cell_length_c 8.220
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 120
_cell_volume 701.517
_exptl_crystal_density_diffrn      2.755
_symmetry_space_group_name_H-M 'P -3'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  'y,-x+y,-z'
  '-x+y,-x,z'
  '-x,-y,-z'
  '-y,x-y,z'
  'x-y,x,-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
Si1   0.67620   0.75715  -0.06751   0.33100
Al1   0.67620   0.75715  -0.06751   0.66900
Si2   0.75703   0.67636   0.56732   0.33100
Al2   0.75703   0.67636   0.56732   0.66900
Si3   0.33333   0.66667   0.96180   0.16600
Al3   0.33333   0.66667   0.96180   0.33400
Si3*   0.33333   0.66667   0.04210   0.16600
Al3*   0.33333   0.66667   0.04210   0.33400
Si4   0.33333   0.66667   0.54070   0.16600
Al4   0.33333   0.66667   0.54070   0.33400
Si4*   0.33333   0.66667   0.46060   0.16600
Al4*   0.33333   0.66667   0.46060   0.33400
O1   0.28160   0.05670   0.07620   1.00000
O2   0.05560   0.28140   0.42410   1.00000
O3   0.51340   0.35600   0.00280   1.00000
O4   0.35560   0.51320   0.49570   1.00000
O5   0.68270   0.00040   0.25080   1.00000
O6   0.33333   0.66667   0.25010   0.50000
O6*   0.66667   0.33333   0.25730   0.50000
Ca   0.44328   0.00004   0.25008   0.89200
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_22
_atom_site_aniso_U_33
_atom_site_aniso_U_12
_atom_site_aniso_U_13
_atom_site_aniso_U_23
Si1 0.00790 0.00870 0.01080 0.00480 0.00020 -0.00090
Al1 0.00790 0.00870 0.01080 0.00480 0.00020 -0.00090
Si2 0.00860 0.00790 0.01110 0.00460 0.00100 -0.00020
Al2 0.00860 0.00790 0.01110 0.00460 0.00100 -0.00020
Si3 0.00720 0.00720 0.02700 0.00360 0.00000 0.00000
Al3 0.00720 0.00720 0.02700 0.00360 0.00000 0.00000
Si3' 0.00540 0.00540 0.00700 0.00270 0.00000 0.00000
Al3' 0.00540 0.00540 0.00700 0.00270 0.00000 0.00000
Si4 0.00460 0.00460 0.00830 0.00230 0.00000 0.00000
Al4 0.00460 0.00460 0.00830 0.00230 0.00000 0.00000
Si4' 0.00850 0.00850 0.02500 0.00425 0.00000 0.00000
Al4' 0.00850 0.00850 0.02500 0.00425 0.00000 0.00000
O1 0.01890 0.01610 0.01470 0.00920 0.00140 -0.00020
O2 0.01640 0.01810 0.01500 0.00900 -0.00150 -0.00190
O3 0.01290 0.01530 0.06000 0.00750 0.00880 0.00990
O4 0.01600 0.01290 0.06200 0.00740 -0.01110 -0.01160
O5 0.01930 0.02000 0.01740 0.01040 -0.00030 0.00130
O6 0.04200 0.04200 0.02000 0.02100 0.00000 0.00000
O6' 0.04700 0.04700 0.02100 0.02350 0.00000 0.00000
Ca 0.01920 0.04250 0.01510 0.02140 -0.00230 -0.00430

X-Ray Powder DiffractionHide

Powder Diffraction Data:

d-spacing	Intensity
8.57 Å	(100)
2.979 Å	(91)
3.718 Å	(79)
2.871 Å	(78)
1.158 Å	(51)
2.062 Å	(41)
4.123 Å	(36)

Type Occurrence of YoshiokaiteHide

Type Locality:

ⓘ Fra Mauro Base (Apollo 14 landing site), Fra Mauro Highlands, The Moon

General Appearance of Type Material:

strongly fractured, angular, anhedral crystals, up to 235 microns in size; likely shock-induced sets of {201} and {200} lamellae

Place of Conservation of Type Material:

A part of regolith breccia 14076, is supervised by the lunar sample curator, NASA Johnson Space Center, Houston, Texas.

Geological Setting of Type Material:

lunar regolith breccia (near Apollo 14 landing site)

Associated Minerals at Type Locality:

Glass

Reference:

Vaniman, D.T., Bish, D.L. (1990) Yoshiokaite, a new Ca, Al-silicate mineral from the Moon. American Mineralogist: 75: 676-686.

Download:

https://rruff.info/rruff_1.0/uploads/AM75_676.pdf

Synonyms of YoshiokaiteHide

IMA1989-043

Other Language Names for YoshiokaiteHide

German:Yoshiokait

Russian:Иошиокаит

Spanish:Yoshiokaita

Relationship of Yoshiokaite to other SpeciesHide

Member of:

Feldspathoid Group

Other Members of this group:

Cancrinite Group	A large, structurally complex group of alumosilicates.
Carnegieite	NaAlSiO₄	Tric.
Davidsmithite	(Ca,◻)₂Na₆Al₈Si₈O₃₂	Hex. 6 : P6₃
Kalsilite	KAlSiO₄	Hex. 6 2 2 : P6₃ 2 2
Leucite	K(AlSi₂O₆)	Tet. 4/m : I4₁/a
Metaleucite	A name for isometric leucite that is stable above 625 degrees C.
Nepheline	Na₃K(Al₄Si₄O₁₆)	Hex. 6 : P6₃
Sodalite Group	The Sodalite Group is characterised by sodalite-type stacking of alumosilicate building units that produces ...
Trikalsilite	K₂NaAl₃(SiO₄)₃	Hex.
Trinepheline	NaAlSiO₄	Hex. 6 : P6₁

Related Minerals - Nickel-Strunz Grouping Hide

9.FA.05	Kaliophilite	KAlSiO₄	Trig. 3 : P3
9.FA.05	Kalsilite	KAlSiO₄	Hex. 6 2 2 : P6₃ 2 2
9.FA.05	Nepheline	Na₃K(Al₄Si₄O₁₆)	Hex. 6 : P6₃
9.FA.05	Panunzite	(K,Na)AlSiO₄	Hex. 6 : P6₃
9.FA.05	Trikalsilite	K₂NaAl₃(SiO₄)₃	Hex.
9.FA.05	Megakalsilite	KAlSiO₄	Hex. 6 : P6₃
9.FA.10	Malinkoite	NaBSiO₄	Hex. 6 : P6₃
9.FA.15	Virgilite	LiAlSi₂O₆	Hex. 6 2 2 : P6₂ 2 2
9.FA.25	Lisitsynite	KBSi₂O₆	Orth. 2 2 2 : P2 2 2
9.FA.30	Adularia	KAlSi₃O₈	Mon.
9.FA.30	Anorthoclase	(Na,K)AlSi₃O₈	Tric.
9.FA.30	Buddingtonite	(NH₄)(AlSi₃)O₈	Mon. 2 : P2₁
9.FA.30	Celsian	Ba(Al₂Si₂O₈)	Mon. 2/m
9.FA.30	Hyalophane	(K,Ba)[Al(Si,Al)Si₂O₈]	Mon.
9.FA.30	Microcline	K(AlSi₃O₈)	Tric. 1
9.FA.30	Orthoclase	K(AlSi₃O₈)	Mon. 2/m : B2/m
9.FA.30	Sanidine	K(AlSi₃O₈)	Mon. 2/m : B2/m
9.FA.30	Rubicline	Rb(AlSi₃O₈)	Tric.
9.FA.30	Monalbite	NaAlSi₃O₈	Mon. 2/m : B2/m
9.FA.35	Albite	Na(AlSi₃O₈)	Tric. 1
9.FA.35	Andesine	(Na,Ca)[Al(Si,Al)Si₂O₈]	Tric.
9.FA.35	Anorthite	Ca(Al₂Si₂O₈)	Tric. 1 : P1
9.FA.35	Bytownite	(Ca,Na)[Al(Al,Si)Si₂O₈]	Tric.
9.FA.35	Labradorite	(Ca,Na)[Al(Al,Si)Si₂O₈]
9.FA.35	Oligoclase	(Na,Ca)[Al(Si,Al)Si₂O₈]
9.FA.35	Reedmergnerite	NaBSi₃O₈	Tric.
9.FA.40	Paracelsian	Ba(Al₂Si₂O₈)	Mon.
9.FA.45	Svyatoslavite	Ca(Al₂Si₂O₈)	Orth.
9.FA.45	Kumdykolite	Na(AlSi₃O₈)	Orth. mmm (2/m 2/m 2/m) : Pnnm
9.FA.50	Slawsonite	Sr(Al₂Si₂O₈)	Mon. 2/m : P2₁/b
9.FA.55	Lisetite	CaNa₂Al₄Si₄O₁₆	Orth. mm2
9.FA.60	Banalsite	Na₂BaAl₄Si₄O₁₆	Orth. mm2 : Iba2
9.FA.60	Stronalsite	Na₂SrAl₄Si₄O₁₆	Orth.
9.FA.65	Danburite	CaB₂Si₂O₈	Orth. mmm (2/m 2/m 2/m)
9.FA.65	Maleevite	BaB₂Si₂O₈	Orth. mmm (2/m 2/m 2/m) : Pnma
9.FA.65	Pekovite	SrB₂Si₂O₈	Orth. mmm (2/m 2/m 2/m) : Pnma
9.FA.70	Lingunite	(Na,Ca)AlSi₃O₈	Tet. 4/m : I4/m
9.FA.75	Kokchetavite	K(AlSi₃O₈)	Hex. 6/mmm (6/m 2/m 2/m) : P6/mmm

Related Minerals - Dana Grouping (8th Ed.)Hide

76.2.1.1	Kalsilite	KAlSiO₄	Hex. 6 2 2 : P6₃ 2 2
76.2.1.2	Nepheline	Na₃K(Al₄Si₄O₁₆)	Hex. 6 : P6₃
76.2.1.3	Trikalsilite	K₂NaAl₃(SiO₄)₃	Hex.
76.2.1.4	Panunzite	(K,Na)AlSiO₄	Hex. 6 : P6₃
76.2.1.5	Kaliophilite	KAlSiO₄	Trig. 3 : P3

Related Minerals - Hey's Chemical Index of Minerals Grouping Hide

16.9.1	Gehlenite	Ca₂Al(AlSiO₇)	Tet. 4 2m : P4 2₁m
16.9.2	Anorthite	Ca(Al₂Si₂O₈)	Tric. 1 : P1
16.9.4	Svyatoslavite	Ca(Al₂Si₂O₈)	Orth.
16.9.5	Dmisteinbergite	Ca(Al₂Si₂O₈)	Trig. 3 2 : P3 1 2
16.9.6	Grossular	Ca₃Al₂(SiO₄)₃	Iso. m3m (4/m 3 2/m) : Ia3d
16.9.7	Vuagnatite	CaAl(SiO₄)(OH)	Orth.
16.9.8	Zoisite	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)	Orth. mmm (2/m 2/m 2/m) : Pnma
16.9.9	Clinozoisite	{Ca₂}{Al₃}(Si₂O₇)(SiO₄)O(OH)	Mon. 2/m : P2₁/m
16.9.10	Prehnite	Ca₂Al₂Si₃O₁₀(OH)₂	Orth. mm2
16.9.11	Kamaishilite	Ca₂(Al₂SiO₆)(OH)₂	Tet.
16.9.12	Bicchulite	Ca₂(Al₂SiO₆)(OH)₂	Iso. 4 3m : I4 3m
16.9.13	Margarite	CaAl₂(Al₂Si₂O₁₀)(OH)₂	Mon.
16.9.14	Chantalite	CaAl₂(SiO₄)(OH)₄	Tet. 4/m : I4₁/a
16.9.15	Cebollite	Ca₅Al₂(SiO₄)₃(OH)₄	Orth.
16.9.17	Katoite	Ca₃Al₂[◻(OH)₄]₃	Iso.
16.9.18	Lawsonite	CaAl₂(Si₂O₇)(OH)₂ · H₂O	Orth. mmm (2/m 2/m 2/m) : Cmcm
16.9.19	Parthéite	Ca₂(Si₄Al₄) O₁₅ (OH)₂ · 4H₂O	Mon. 2/m : B2/b
16.9.20	Wairakite	Ca(Al₂Si₄O₁₂) · 2H₂O	Mon. 2/m
16.9.21	Vertumnite	Ca₄Al₄Si₄O₆(OH)₂₄ · 3H₂O	Mon. 2/m : P2₁/m
16.9.22	Scolecite	CaAl₂Si₃O₁₀ · 3H₂O	Mon. m : Bb
16.9.23	Laumontite	CaAl₂Si₄O₁₂ · 4H₂O	Mon. 2/m : B2/m
16.9.24	Yugawaralite	CaAl₂Si₆O₁₆ · 4H₂O	Mon.
16.9.25	Gismondine-Ca	CaAl₂Si₂O₈ · 4H₂O	Mon. 2/m : P2₁/b
16.9.26	Epistilbite	CaAl₂Si₆O₁₆ · 5H₂O	Mon.
16.9.27	Goosecreekite	Ca[Al₂Si₆O₁₆] · 5H₂O	Mon.
16.9.28	Cowlesite	CaAl₂Si₃O₁₀ · 6H₂O	Orth.
16.9.30	Stellerite	Ca₄(Si₂₈Al₈)O₇₂ · 28H₂O	Orth. mmm (2/m 2/m 2/m) : Fmmm
16.9.31	Strätlingite	Ca₂Al₂SiO₇ · 8H₂O	Trig.
16.9.32	Amstallite	CaAl(Si,Al)₄O₈(OH)₄ · (H₂O,Cl)	Mon. 2/m : B2/b

Other InformationHide

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 YoshiokaiteHide

Reference List:

Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)

Vaniman, D.T., Bish, D.L. (1990) Yoshiokaite, a new Ca, Al-silicate mineral from the Moon. American Mineralogist: 75: 676-686.

Steele, I.M., Pluth, J.J. (1990) Crystal structure of synthetic yoshiokaite, a stuffed derivative of the tridymite structure. American Mineralogist: 75(9-10): 1186-1191.

Anthony, J.W., Bideaux, R.A., Bladh, K.W., Nichols, M.C., Eds. (2016) Handbook of Mineralogy, Mineralogical Society of America, Chantilly, VA 20151-1110, USA. http://www.handbookofmineralogy.org/

Internet Links for YoshiokaiteHide

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https://www.mindat.org/min-4366.html
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Raman and XRD data at RRUFF project

References and PDF downloads at RRUFF project

American Mineralogist Crystal Structure Database

Handbook of Mineralogy page PDF

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Localities for YoshiokaiteHide

ⓘ - 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). ~~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 (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.

The Moon (TL)

Fra Mauro Highlands

ⓘ Fra Mauro Base (Apollo 14 landing site) (TL)

Amer.Min.(1990) 75, 676-686

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Yoshiokaite