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Miyahisaite

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Formula:
(Sr,Ca)2Ba3(PO4)3F
System:
Hexagonal
Isostructural with:
This page provides mineralogical data about Miyahisaite.

Classification of Miyahisaite

Approved 2011
8.BN.05

8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H2O
N : With only large cations, (OH, etc.):RO4 = 0.33:1
41.8.11.

41 : ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
8 : A5(XO4)3Zq
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http://www.mindat.org/min-42835.html
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Type Occurrence of Miyahisaite

Place of Conservation of Type Material:
National Museum of Nature and Science,Tokyo, Japan, specimen number NSM M-41299

Crystallography of Miyahisaite

Crystal System:
Hexagonal
Class (H-M):
6/m - Dipyramidal
Space Group:
P63/m
Space Group Setting:
P63/m
Cell Parameters:
a = 9.921(2) Å, c = 7.469(3) Å
Ratio:
a:c = 1 : 0.753
Unit Cell Volume:
V 636.7 ų
Z:
2
X-Ray Powder Diffraction Data:
d-spacingIntensity
3.427(16)
3.248(22)
2.981(100)
2.865(21)
1.976(23)
1.874(16)
1.870(15)
1.864(17)

Chemical Properties of Miyahisaite

Formula:
(Sr,Ca)2Ba3(PO4)3F
Essential elements:
All elements listed in formula:

Relationship of Miyahisaite to other Species

Other Members of Group:
AlforsiteBa5(PO4)3Cl
BellitePb5 (AsO4,CrO4, SiO2)3Cl
Carbonate-rich FluorapatiteCa5(PO4,CO3)3(F,O)
ChlorapatiteCa5(PO4)3Cl
FluorapatiteCa2Ca3(PO4)3F
HydroxylapatiteCa5(PO4)3(OH)
Hydroxylapatite-MCa5(PO4)3OH
HydroxylpyromorphitePb5(PO4)3(OH)
JohnbaumiteCa5(AsO4)3OH
Johnbaumite-MCa5(AsO4)3OH
Manganapatite
MimetitePb5(AsO4)3Cl
Mimetite-2M
Mn-bearing Fluorapatite(Ca,Mn2+)5(PO4)3(F,Cl,OH) or Ca5([P,Mn5+]O4)3(F,Cl,OH)
OxypyromorphitePb10(PO4)6O
PieczkaiteMn5(PO4)3Cl
PyromorphitePb5(PO4)3Cl
StronadelphiteSr5(PO4)3F
SvabiteCa5(AsO4)3F
TurneaureiteCa5(AsO4)3Cl
Unnamed (F-analogue of Pyromorphite)Pb5(PO4)3F
Unnamed (OH-analogue of Mimetite)Pb5(AsO4)3(OH)
VanadinitePb5(VO4)3Cl
8.BN.05AlforsiteBa5(PO4)3Cl
8.BN.05Belovite-(Ce)NaCeSr3(PO4)3F
8.BN.05Carbonate-rich FluorapatiteCa5(PO4,CO3)3(F,O)
8.BN.05Carbonate-rich HydroxylapatiteCa5(PO4,CO3)3(OH,O)
8.BN.05ChlorapatiteCa5(PO4)3Cl
8.BN.05Mimetite-MPb5(AsO4)3Cl
8.BN.05Johnbaumite-MCa5(AsO4)3OH
8.BN.05FluorapatiteCa2Ca3(PO4)3F
8.BN.05HedyphanePb3Ca2(AsO4)3Cl
8.BN.05HydroxylapatiteCa5(PO4)3(OH)
8.BN.05JohnbaumiteCa5(AsO4)3OH
8.BN.05MimetitePb5(AsO4)3Cl
8.BN.05MorelanditeCa2Ba3(AsO4)3Cl
8.BN.05PyromorphitePb5(PO4)3Cl
8.BN.05FluorstrophiteSrCaSr3(PO4)3F
8.BN.05SvabiteCa5(AsO4)3F
8.BN.05TurneaureiteCa5(AsO4)3Cl
8.BN.05VanadinitePb5(VO4)3Cl
8.BN.05Belovite-(La)NaLaSr3(PO4)3F
8.BN.05Deloneite(Na0.5REE0.25Ca0.25)(Ca0.75REE0.25)Sr1.5(CaNa0.25REE0.25)(PO4)3F0.5(OH)0.5
8.BN.05FluorcaphiteSrCaCa3(PO4)3F
8.BN.05Kuannersuite-(Ce)NaCeBa3(PO4)3F0.5Cl0.5
8.BN.05Hydroxylapatite-MCa5(PO4)3OH
8.BN.05PhosphohedyphaneCa2Pb3(PO4)3Cl
8.BN.05StronadelphiteSr5(PO4)3F
8.BN.05FluorphosphohedyphaneCa2Pb3(PO4)3F
8.BN.05Carlgieseckeite-(Nd)NaNdCa3(PO4)3F
8.BN.10ArctiteNa2Ca4(PO4)3F

Other Names for Miyahisaite

Name in Other Languages:
Japanese:宮久石

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 Miyahisaite

Reference List:
Nishio-Hamane, D., Ogoshi, Y. and Minakawa, T. (2012): Miyahisaite, (Sr,Ca)6Ba3(PO4)3F, a new mineral of the hedyphane group in the apatite supergroup from the Shimoharai mine, Oita Prefecture, Japan, Journal of Mineralogical and Petrological Sciences 107, 121-126.

Internet Links for Miyahisaite

Localities for Miyahisaite

(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
Japan (TL)
 
  • Kyushu Region
    • Oita Prefecture
      • Saiki City
Nishio-Hamane D., Ohgoshi Y., Minakawa T. (2012) Miyahisaite, (Sr,Ca)2Ba3(PO4)3F, a new mineral of hedyphane group in apatite supergroup from Shimoharai mine, Oita Prefecture, Japan. Journal of Mineralogical and Petrological Sciences, 107,121-126.)
Mineral and/or Locality  
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