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Yugawaralite

This page kindly sponsored by Gianfranco Ciccolini
Formula:
CaAl2Si6O16 · 4H2O
System:
Monoclinic
Colour:
Colourless, white, ...
Hardness:
Member of:
Name:
Named after its discovery locality, Yugawara Hot Spring, Kanagawa Prefecture, Japan.

Classification of Yugawaralite

Approved
9.GB.15

9 : SILICATES (Germanates)
G : Tektosilicates with zeolitic H2O; zeolite family
B : Chains of single connected 4-membered rings
Dana 7th ed.:
77.1.7.2
77.1.7.2

77 : TECTOSILICATES Zeolites
1 : Zeolite group - True zeolites
16.9.24

16 : Silicates Containing Aluminum and other Metals
9 : Aluminosilicates of Ca
mindat.org URL:
http://www.mindat.org/min-4376.html
Please feel free to link to this page.

Type Occurrence of Yugawaralite

Year of Discovery:
1952

Physical Properties of Yugawaralite

Vitreous, Pearly
Diaphaneity (Transparency):
Transparent
Colour:
Colourless, white, pinkish
Streak:
White
Hardness (Mohs):
Cleavage:
Poor/Indistinct
Indistinct on [010]
Fracture:
Conchoidal

Crystallography of Yugawaralite

Crystal System:
Monoclinic
Cell Parameters:
a = 6.72Å, b = 13.98Å, c = 10.05Å
β = 111.52°
Ratio:
a:b:c = 0.481 : 1 : 0.719
Unit Cell Volume:
V 878.34 ų (Calculated from Unit Cell)
X-Ray Powder Diffraction:
Image Loading

Radiation - Copper Kα
Data Set:
Data courtesy of RRUFF project at University of Arizona, used with permission.

Optical Data of Yugawaralite

Type:
Biaxial (+)
RI values:
nα = 1.495 nβ = 1.497 nγ = 1.504
2V:
Measured: 78° , Calculated: 58°
Max Birefringence:
δ = 0.009
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
weak

Chemical Properties of Yugawaralite

Formula:
CaAl2Si6O16 · 4H2O
Essential elements:
All elements listed in formula:
Common Impurities:
Fe,Mg,Na,K

Relationship of Yugawaralite to other Species

Member of:
Other Members of Group:
AlflarseniteNaCa2Be3Si4O13(OH) · 2H2O
AmiciteK2Na2Al4Si4O16 · 5H2O
Ammonioleucite(NH4,K)(AlSi2O6)
AnalcimeNa2(Al2Si4O12) · 2H2O
Barrerite(Na,K,Ca0.5)2[Al2Si7O18] · 7H2O
Beaumontite (of Lévy)
Bellbergite(K,Ba,Sr)2Sr2Ca2(Ca,Na)4[Al3Si3O12]6 · 30H2O
BikitaiteLiAlSi2O6 · H2O
BoggsiteCa8Na3(Si,Al)96O192 · 70H2O
Brewsterite
Brewsterite-Ba(Ba,Sr)[Al2Si6O16] · 5H2O
Brewsterite-Sr(Sr,Ba,Ca)[Al2Si6O16] · 5H2O
Chabazite-Ca(Ca,K2,Na2)2[Al2Si4O12]2 · 12H2O
Chabazite-K(K2,Ca,Na2,Sr,Mg)2[Al2Si4O12]2 · 12H2O
Chabazite-Levyne Subgroup
Chabazite-Mg(Mg0.7K0.5Ca0.5Na0.1)[Al3Si9O24]·10H2O
Chabazite-Na(Na2,K2,Ca,Sr,Mg)2[Al2Si4O12]2 · 12H2O
Chabazite-SrSr2[Al2Si4O12]2 · 12H2O
ChiavenniteCaMnBe2Si5O13(OH)2 · 2H2O
Clinoptilolite-Ca(Ca,Na,K)2-3Al3(Al,Si)2Si13O36 · 12H2O
Clinoptilolite-K(K,Na,Ca)2-3Al3(Al,Si)2Si13O36 · 12H2O
Clinoptilolite-Na(Na,K,Ca)2-3Al3(Al,Si)2Si13O36 · 12H2O
CowlesiteCaAl2Si3O10 · 6H2O
Dachiardite-Ca(Ca,Na2,K2)5Al10Si38O96 · 25H2O
Dachiardite-Na(Na2,Ca,K2)5Al10Si38O96 · 25H2O
DirenzoiteNaK6MgCa2(Al13Si47O120) · 36H2O
EdingtoniteBa[Al2Si3O10] · 4H2O
EpistilbiteCaAl2Si6O16 · 5H2O
Erionite-Ca(Ca,K2,Na2)2[Al4Si14O36] · 15H2O
Erionite-K(K2,Ca,Na2)2[Al4Si14O36] · 15H2O
Erionite-Na(Na2,K2,Ca)2[Al4Si14O36] · 15H2O
Faujasite Subgroup
Faujasite-Ca(Ca,Na2,Mg)3.5[Al7Si17O48] · 32H2O
Faujasite-Mg(Mg,Na2,Ca)3.5[Al7Si17O48] · 32H2O
Faujasite-Na(Na2,Ca,Mg)3.5[Al7Si17O48] · 32H2O
Ferrierite
Ferrierite-K(K2,Na2,Mg,Ca)3-5Mg[Al5-7Si27.5-31O72] · 18H2O
Ferrierite-Mg(Mg,Na2,K2,Ca)3-5Mg[Al5-7Si27.5-31O72] · 18H2O
Ferrierite-Na(Na2,K2,Mg,Ca)3-5Mg[Al5-7Si27.5-31O72] · 18H2O
FerrochiavenniteCa1-2Fe[(Si,Al,Be)5Be2O13(OH)2]•2H2O
Flörkeite(K3Ca2Na)[Al8Si8O32] · 12H2O
GarroniteNa2Ca5Al12Si20O64 · 27H2O
GaultiteNa4Zn2Si7O18 · 5H2O
Gismondine
Gismondine-BaBa2Al4Si4O16 · 4-6H2O
Gismondine-CaCaAl2Si2O8 · 4H2O
Gmelinite
Gmelinite-Ca(Ca,Na2)[Al2Si4O12] · 6H2O
Gmelinite-K(K2,Na2,Ca)[Al2Si4O12] · 6H2O
Gmelinite-Na(Na2,Ca)[Al2Si4O12] · 6H2O
GobbinsiteNa4(Ca,Mg,K2)Al6Si10O32 · 12H2O
Gonnardite(Na,Ca)2(Si,Al)5O10 · 3H2O
GoosecreekiteCa[Al2Si6O16] · 5H2O
GottardiiteNa3Mg3Ca5Al19Si117O272 · 93H2O
Harmotome(Ba0.5,Ca0.5,K,Na)5[Al5Si11O32] · 12H2O
Heulandite-Ba(Ba,Ca,K,Na,Sr)5Al9Si27O72 · 22H2O
Heulandite-Ca(Ca,Na)2-3Al3(Al,Si)2Si13O36 · 12H2O
Heulandite-K(K,Na,Ca)2-3Al3(Al,Si)2Si13O36 · 12H2O
Heulandite-Na(Na,Ca)2-3Al3(Al,Si)2Si13O36 · 12H2O
Heulandite-Sr(Sr,Na,Ca)2-3Al3(Al,Si)2Si13O36 · 12H2O
HsianghualiteCa3Li2(Be3Si3O12)F2
KirchhoffiteCs(BSi2O6)
LaumontiteCaAl2Si4O12 · 4H2O
LeuciteK(AlSi2O6)
Lévyne
Lévyne-Ca(Ca,Na2,K2)[Al2Si4O12] · 6H2O
Lévyne-Na(Na2,Ca,K2)[Al2Si4O12] · 6H2O
LovdariteK2Na6Be4Si14O36•9H2O
MaricopaitePb7Ca2(Si,Al)48O100 · 32H2O
Mazzite-Mg(Mg,K,Ca)5(Si26Al10)O72 · 28H2O
Mazzite-NaNa8[Al4Si14O36]2 · 30H2O
Merlinoite(K,Na)5(Ca,Ba)2Al9Si23O64 · 23H2O
MesoliteNa2Ca2Si9Al6O30 · 8H2O
Montesommaite(K,Na)9Al9Si23O64 · 10H2O
Mordenite(Na2,Ca,K2)Al2Si10O24 · 7H2O
MutinaiteNa3Ca4Si85Al11O192 · 60H2O
NabesiteNa2BeSi4O10 · 4H2O
NatroliteNa2Al2Si3O10 · 2H2O
Natrolite Subgroup
OffretiteKCaMgAl5Si13O36 · 16H2O or near
PahasapaiteLi8(Ca,Li,K)10.5Be24(PO4)24 · 38H2O
ParanatroliteNa2Al2Si3O10 · 3H2O
ParthéiteCaAl2Si2O8 · 2H2O
Paulingite
Paulingite-Ca(Ca,K2,Na2,Ba)5[Al10Si35O90] · 45H2O
Paulingite-K(K2,Ca,Na2,Ba)5[Al10Si35O90] · 45H2O
Paulingite-Na(Na2,K2,Ca,Ba)5[Al10Si35O90] · 45H2O
PerlialiteK9Na(Ca,Sr)[Al2Si4O12]6 · 15H2O
Phillipsite-Ca(Ca0.5,K,Na,Ba0.5)4-7[Al4-7Si12-9O32 . 12H2O
Phillipsite-K(K,Na,Ca0.5,Ba0.5)4-7[Al4-7Si12-9O32] . 12H2O
Phillipsite-Na(Na,K,Ca0.5,Ba0.5)4-7[Al4-7Si12-9O32] · 12H2O
Pollucite(Cs,Na)2(Al2Si4O12) · 2H2O
RoggianiteCa2Be(OH)2Al2Si4O13 · 2.5H2O
ScoleciteCaAl2Si3O10 · 3H2O
StelleriteCa4(Si28Al8)O72 · 28H2O
Stilbite-CaNaCa4[Al9Si27O72] · nH2O
Stilbite-Na(Na,Ca,K)6-7[Al8Si28O72] · nH2O
Terranovaite(Na,Ca)8(Si68Al12)O160 · 29H2O
Tetranatrolite
Thomsonite-CaNaCa2[Al5Si5O20] · 6H2O
Thomsonite-SrNa(Sr,Ca)2[Al5Si5O20] · 7H2O
Tschernichite(Ca,Na2)[Al2Si4O12] · 4-8H2O
TschörtneriteCa4(Ca,Sr,K,Ba)3Cu3[(OH)2|Al3Si3O12]4 · nH2O
WairakiteCa(Al2Si4O12) · 2H2O
WeinebeneiteCaBe3(PO4)2(OH)2 · 4H2O
Wenkite(Ba,K)4(Ca,Na)6[(SO4)3|(Si,Al)20O39(OH)2] · 0.5H2O
WillhendersoniteKCa[Al3Si3O12] · 5H2O
9.GB.05Ammonioleucite(NH4,K)(AlSi2O6)
9.GB.05AnalcimeNa2(Al2Si4O12) · 2H2O
9.GB.05HsianghualiteCa3Li2(Be3Si3O12)F2
9.GB.05LithositeK6Al4Si8O25 · 2H2O
9.GB.05LeuciteK(AlSi2O6)
9.GB.05Pollucite(Cs,Na)2(Al2Si4O12) · 2H2O
9.GB.05WairakiteCa(Al2Si4O12) · 2H2O
9.GB.05KirchhoffiteCs(BSi2O6)
9.GB.10LaumontiteCaAl2Si4O12 · 4H2O
9.GB.20RoggianiteCa2Be(OH)2Al2Si4O13 · 2.5H2O
9.GB.25GoosecreekiteCa[Al2Si6O16] · 5H2O
9.GB.30Montesommaite(K,Na)9Al9Si23O64 · 10H2O
9.GB.35ParthéiteCaAl2Si2O8 · 2H2O
16.9.1GehleniteCa2Al(AlSiO7)
16.9.2AnorthiteCaAl2Si2O8
16.9.3Yoshiokaite(Ca,Na)[Al(Al,Si)O4]
16.9.4SvyatoslaviteCaAl2Si2O8
16.9.5DmisteinbergiteCaAl2Si2O8
16.9.6GrossularCa3Al2(SiO4)3
16.9.7VuagnatiteCaAl(SiO4)(OH)
16.9.8Zoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
16.9.9Clinozoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
16.9.10PrehniteCa2Al2Si3O10(OH)2
16.9.11KamaishiliteCa2(Al2SiO6)(OH)2
16.9.12BicchuliteCa2(Al2SiO6)(OH)2
16.9.13MargariteCaAl2(Al2Si2O10)(OH)2
16.9.14ChantaliteCaAl2(SiO4)(OH)4
16.9.15CebolliteCa5Al2(SiO4)3(OH)4
16.9.17KatoiteCa3Al2(SiO4)3-x(OH)4x
16.9.18LawsoniteCaAl2(Si2O7)(OH)2 · H2O
16.9.19ParthéiteCaAl2Si2O8 · 2H2O
16.9.20WairakiteCa(Al2Si4O12) · 2H2O
16.9.21VertumniteCa4Al4Si4O6(OH)24 · 3H2O
16.9.22ScoleciteCaAl2Si3O10 · 3H2O
16.9.23LaumontiteCaAl2Si4O12 · 4H2O
16.9.25Gismondine-CaCaAl2Si2O8 · 4H2O
16.9.26EpistilbiteCaAl2Si6O16 · 5H2O
16.9.27GoosecreekiteCa[Al2Si6O16] · 5H2O
16.9.28CowlesiteCaAl2Si3O10 · 6H2O
16.9.30StelleriteCa4(Si28Al8)O72 · 28H2O
16.9.31SträtlingiteCa2Al2SiO7 · 8H2O
16.9.32AmstalliteCaAl(Si,Al)4O8(OH)4 · (H2O,Cl)
77.1.7.1Brewsterite-Ba(Ba,Sr)[Al2Si6O16] · 5H2O

Other Names for Yugawaralite

Name in Other Languages:

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 Yugawaralite

Reference List:
Sci. Rep. Yokohama Nat. Univ. (1952): section 2, No. 1: 69-77.

Zeitschrift für Kristallographie: 174: 265-281.

Mineralogical Record (1999): 30: 5-6.

Internet Links for Yugawaralite

Specimens:
The following Yugawaralite specimens are currently listed for sale on minfind.com.

Localities for Yugawaralite

map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
(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.
Argentina
 
  • Neuquén
    • Huiliches department
R. S. Bowman and S. E. Delap (Eds.) Zeolite ’06—7th International Conference on the Occurrence, Properties, and Utilization of Natural Zeolites Socorro, New Mexico USA, 16–21 July 2006 p. 242
    • Lácar department
      • Caleufú
Pablo Rodrigo Leal, María Elena Vattuone, and Carlos Oscar Latorre (2011) Zeolite assemblages from Northern Patagonian Andes, Argentina: A review. Revista Mexicana de Ciencias Geológicas, v.28, núm. 2, 2011, p. 212-225
  • Salta
ROBL, Klaus; BRODTKORB, Milka K.de and AMETRANO, Silvia. The Miocene epithermal mineralization of the Quevar Stratovolcan Complex, Salta. Rev. Asoc. Geol. Argent. [online]. 2009, vol.64, n.3, pp. 525-539.
Canada
 
  • British Columbia
    • Osoyoos Mining Division
      • Olalla
Tschernich, R. (1992): Zeolites of the World, p.51,524
Hungary
 
  • Csongrád Co.
    • Great Hungarian Plain
      • Üllés
Rappensberger,1991
Iceland
 
  • Capital Region
[MinRec 17:340, 18:437-438]
Weisenberger, T. & Selbekk, R.S. (2009): Multi stage zeolite facies mineralization in the Hvalfjordur area, Iceland. International Journal of Earth Sciences. 98 (5), 985-999
Multi-stage zeolite facies mineralization in the Hvalfjo¨rdur area,
  • Western Region
    • Hvalfjordur
Tschernich, R. W. (1992): Zeolites of the world. Geoscience Press, Phoenix, Arizona. [p.524]
    • Mýrasýsla
      • Norðurárdalur
        • Haugar
Self collected by Jamison Turnbull
Personal collection of Jamison K Turnbull.
[MinRec 12:21]
India
 
  • Maharashtra
    • Mumbai District (Bombay District)
Rob Lavinsky
      • Mumbai (Bombay)
        • Ward 38
          • Malad
Mineralogical Record, 9:296
Wise, W.S. (1978): Yugawaralite from Bombay, India. Mineralogical Record 9 (5): 296; No reference listed
    • Nashik District (Nasik District)
      • Sinnar
Collection Elmar Lackner (and many others).
Italy
 
  • Lombardy
    • Sondrio Province
      • Valchiavenna
        • Novate Mezzola
          • Codera Valley
Ghizzoni, S. & Mazzoleni, G. (2005): Itinerari mineralogici in val Codera. Geologia Insubrica, Ed., Milano, 316 pp.
Ghizzoni, S. & Mazzoleni, G. (2005): Itinerari mineralogici in val Codera. Geologia Insubrica, Ed., Milano, 316 pp.
  • Sardinia
    • Sassari Province
      • Osilo
Gelosa, M. & Mameli, P. (1999): I minerali delle cave di Osilo: località mineralogiche della Sardegna. Rivista Mineralogica Italiana, 2/1999, 92-96.
  • Veneto
    • Verona province
      • Vestenanuova
M.Mattioli, M.Cenni, G.Raffaelli (2008): I Minerali del Veronese - Le mineralizzazioni secondarie delle rocce vulcaniche dei Monti Lessini. Memorie del Museo Civico di Storia Naturale di Verona, II° serie - sezione Scienze della Terra 7 - 2008, 196
Japan
 
  • Hokkaido
    • Tokachi Province
      • Obihiro City
Hiroshi KONNO and Morihiro AOKI (1977): Yugawaralite from Nukabira, Hokkaido. Mineralogical Journal, 8, 456-462.
  • Honshu Island
    • Chubu Region
      • Shizuoka Prefecture
        • Toi-cho
[MinRec 8:517]; Yamada, S. (2004) Nihonsan-koubutsu Gojuon-hairetsu Sanchi-ichiranhyou (111 pp.)
    • Kanto Region
      • Kanagawa Prefecture
        • Yugawara
Sci.Rep. Yokohama Nat.Univ.(1952) sect. 2, no. 1, 69-77
    • Tohoku Region
      • Aomori Prefecture
        • Kuroishi City
Onuki et al (1988) Journal of Mineralogy, Petrology and Economic Geology, 83, 311-317.
      • Miyagi Prefecture
Seki, Y. and Okumura, K. (1968) Yugawaralite from Onikobe active geothermal area, Northeast Japan. Jour. Japan. Assoc. Min. Pet. Econ. Geol., 60, #1, 27-33.; Yotaro Seki (1973) Distribution and Modes of Occurrence of Wairakites in the Japanese Island Arc The Journal of the Geological Society of Japan 79:521-527
New Zealand
 
  • South Island
    • Southland
Railton, G.L. et al (1990)
Réunion Island
 
  • Piton des Neiges
DE ASCENCAO GUEDES R. (2004) A vos loupes n°2 : la yugawaralite, Le Règne minéral, 59, 42-45. (in French)
      • Cilaos
Serge Lavarde Collection
Ukraine
 
  • Crimea Oblast'
World of Stones v.9
Tischenko A. data
USA
 
  • Alaska
    • Aleutians East Borough
      • Unalaska Island
wwwdggs.dnr.state.ak.us/scan1/ri/text/RI84-23.PDF.
    • Fairbanks North Star Borough
      • Chena River
Tom Moore, "What's New in Minerals: Tuscon Show 2000" Mineralogical Record, May/June 2000.
Eberling, G. D., R. C. Erd, Florence Weber, and L. B. Beatty. "New Occurrence of Yugawaralite From the Chena Hot Springs Area, Alaska." The American Mineralogist 56 (1971): 1699-1715. 31 Dec. 2007.
  • Washington
    • Cowlitz Co.
      • Wolf Point
Micro Probe Vol. 7 No. 10
Micro Probe; Volume 1X, Number 1, pgs 2-6
  • Wyoming
    • Park Co.
[MinRec 12:34-35]
Bargar, K.E.; Beeson, M.H. & Keith, T.E.C. (1981): Zeolites in Yellowstone National Park. Mineralogical Record 12, 29-38
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