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Yugawaralite

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About YugawaraliteHide

Formula:
CaAl2Si6O16 · 4H2O
Colour:
Colourless, white, pinkish
Lustre:
Vitreous, Pearly
Hardness:
Crystal System:
Monoclinic
Member of:
Name:
Named after its discovery locality, Yugawara Hot Spring, Kanagawa Prefecture, Japan.

Classification of YugawaraliteHide

Approved, 'Grandfathered' (first described prior to 1959)
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

Physical Properties of YugawaraliteHide

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

Optical Data of YugawaraliteHide

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 YugawaraliteHide

Formula:
CaAl2Si6O16 · 4H2O
IMA Formula:
Ca(Si6Al2)O16 · 4H2O
Common Impurities:
Fe,Mg,Na,K

Crystallography of YugawaraliteHide

Crystal System:
Monoclinic
Cell Parameters:
a = 6.72 Å, b = 13.98 Å, c = 10.05 Å
β = 111.52°
Ratio:
a:b:c = 0.481 : 1 : 0.719
Unit Cell V:
878.34 ų (Calculated from Unit Cell)
Morphology:
Crystals flat tabulkar parallel to {010}. Showing (100), (010), (001), (110), (120), (011) and (-111).

Crystal StructureHide

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IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0002627YugawaraliteArtioli G, Stahl K, Cruciani G, Gualtieri A, Hanson J C (2001) In situ dehydration of yugawaralite American Mineralogist 86 185-19220010315
0002628YugawaraliteArtioli G, Stahl K, Cruciani G, Gualtieri A, Hanson J C (2001) In situ dehydration of yugawaralite American Mineralogist 86 185-19220010454
0002629YugawaraliteArtioli G, Stahl K, Cruciani G, Gualtieri A, Hanson J C (2001) In situ dehydration of yugawaralite American Mineralogist 86 185-19220010581
0010958YugawaraliteKvick A, Artioli G, Smith J V (1986) Neutron diffraction study of the zeolite yugawaralite at 13 K Zeitschrift fur Kristallographie 174 265-2811986Hvalfjordur, Iceland0293
CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

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Radiation - Copper Kα
Data Set:
Data courtesy of RRUFF project at University of Arizona, used with permission.
Powder Diffraction Data:
d-spacingIntensity
3.057 Å(100)
4.672 Å(70)
4.652 Å(67)
5.81 Å(52)
7.01 Å(31)
3.237 Å(29)
4.295 Å(26)

Type Occurrence of YugawaraliteHide

General Appearance of Type Material:
A network of veins with well devloped crystals.
Place of Conservation of Type Material:
National Science Museum, Tokyo, Japan.
National School of Mines, Paris, France.
National Museum of Natural History, Washington, D.C., USA, 106164, 106931.
Geological Setting of Type Material:
Andesite tuff metamorphosed by hot spring action.
Associated Minerals at Type Locality:

Other Language Names for YugawaraliteHide

Relationship of Yugawaralite to other SpeciesHide

Member of:
Other Members of this group:
AlflarseniteNaCa2Be3Si4O13(OH) · 2H2OMon. 2 : P21
AmiciteK2Na2Al4Si4O16 · 5H2OMon. 2
Ammonioleucite(NH4)(AlSi2O6)Tet.
AnalcimeNa(AlSi2O6) · H2OTric. 1 : P1
Bellbergite(K,Ba,Sr)2Sr2Ca2(Ca,Na)4[Al3Si3O12]6 · 30H2OHex.
BikitaiteLiAlSi2O6 · H2OTric. 1 : P1
BoggsiteCa8Na3(Si,Al)96O192 · 70H2OOrth. mmm (2/m 2/m 2/m) : Imma
Brewsterite-Ba(Ba,Sr)[Al2Si6O16] · 5H2OMon. 2/m : P21/m
Brewsterite-Sr(Sr,Ba,Ca)[Al2Si6O16] · 5H2OMon. 2/m : P21/m
Chabazite-Levyne SubgroupM[Al2Si4O12] · 6H2O
ChiavenniteCaMnBe2Si5O13(OH)2 · 2H2OMon. 2/m : P21/b
ClinoptiloliteM3-6(Si30Al6)O72 · 20H2O
CowlesiteCaAl2Si3O10 · 6H2OOrth.
Dachiardite-Ca(Ca,Na2,K2)5Al10Si38O96 · 25H2OMon.
Dachiardite-KK4(Si20Al4O48) · 13H2OMon.
Dachiardite-Na(Na2,Ca,K2)5Al10Si38O96 · 25H2OMon.
DirenzoiteNaK6MgCa2(Al13Si47O120) · 36H2OOrth. mmm (2/m 2/m 2/m) : Pmmn
EdingtoniteBa[Al2Si3O10] · 4H2OOrth. 2 2 2 : P21 21 21
EpistilbiteCaAl2Si6O16 · 5H2OMon.
ErioniteM2[Al4Si14O36] · 15H2O
FaujasiteM3.5[Al7Si17O48] · 32H2O
FerrieriteZeolite Group.
FerrochiavenniteCa1-2Fe[(Si,Al,Be)5Be2O13(OH)2] · 2H2OMon. 2/m : P21/b
Flörkeite(K3Ca2Na)[Al8Si8O32] · 12H2OTric. 1 : P1
Garronite-CaNa2Ca5Al12Si20O64 · 27H2OTet. 4 2m : I4m2
GaultiteNa4Zn2Si7O18 · 5H2OOrth. mm2 : Fdd2
Gismondine-BaBa2Al4Si4O16 · 4-6H2O
Gismondine-CaCaAl2Si2O8 · 4H2OMon. 2/m : P21/b
GmeliniteIn 1997, gmelinite was split into Gmelinite-Ca, Gmelinite-Na and Gmelinite-K.
GobbinsiteNa5(Si11Al5)O32 · 11H2OOrth.
GoosecreekiteCa[Al2Si6O16] · 5H2OMon.
GottardiiteNa3Mg3Ca5Al19Si117O272 · 93H2OOrth.
HeulanditeHeulandite is the name applied to specimens with unknown dominance of the extra-framework cations.
HsianghualiteCa3Li2(Be3Si3O12)F2Iso. 4 3 2 : I41 3 2
KirchhoffiteCs(BSi2O6)Tet. 4/mmm (4/m 2/m 2/m) : I41/acd
LaumontiteCaAl2Si4O12 · 4H2OMon. 2/m : B2/m
LovdariteK2Na6Be4Si14O36 · 9H2OOrth. mm2
MaricopaitePb7Ca2(Si,Al)48O100 · 32H2OOrth.
MartinandresiteBa2(Al4Si12O32) · 10H2OOrth. mmm (2/m 2/m 2/m) : Pmmn
Mazzite-Mg(Mg,K,Ca)5(Si26Al10)O72 · 28H2OHex.
Mazzite-NaNa8[Al4Si14O36]2 · 30H2OHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
Merlinoite(K,Na)5(Ca,Ba)2Al9Si23O64 · 23H2OOrth.
Montesommaite(K,Na)9Al9Si23O64 · 10H2OOrth.
Mordenite(Na2,Ca,K2)4(Al8Si40)O96 · 28H2OOrth.
MutinaiteNa3Ca4Si85Al11O192 · 60H2OOrth.
NabesiteNa2BeSi4O10 · 4H2OOrth. 2 2 2 : P21 21 21
Natrolite SubgroupA subgroup of the Zeolite Group.
OffretiteKCaMg(Si13Al5)O36 · 15H2OHex. 6 m2 : P6m2
PahasapaiteLi8(Ca,Li,K)10.5Be24(PO4)24 · 38H2OIso. 2 3 : I2 3
ParthéiteCa2(Si4Al4) O15 (OH)2 · 4H2OMon. 2/m : B2/b
Paulingite-Ca(Ca,K,Na,Ba, ◻)10 (Si, Al)42O84 · 34H2OIso.
Paulingite-K(K2,Ca,Na2,Ba)5[Al10Si35O90] · 45H2OIso.
Paulingite-Na(Na2,K2,Ca,Ba)5[Al10Si35O90] · 45H2OIso.
PerlialiteK9Na(Ca,Sr)[Al2Si4O12]6 · 15H2OHex.
Phillipsite subgroupZeolite Group.
Pollucite(Cs,Na)2(Al2Si4O12) · 2H2OIso. m3m (4/m 3 2/m) : Ia3d
RoggianiteCa2Be(OH)2Al2Si4O13 · 2.5H2OTet.
Stilbite subgroupM6-7[Al8-9Si27-28O72] · nH2O
Terranovaite(Na,Ca)8(Si68Al12)O160 · 29H2OOrth.
Thomsonite-CaNaCa2[Al5Si5O20] · 6H2OOrth. mmm (2/m 2/m 2/m)
Thomsonite-SrNa(Sr,Ca)2[Al5Si5O20] · 7H2OOrth. mmm (2/m 2/m 2/m)
Tschernichite(Ca,Na2)[Al2Si4O12] · 4-8H2OTet. 4/mmm (4/m 2/m 2/m) : P4/mmm
TschörtneriteCa4(Ca,Sr,K,Ba)3Cu3[Al3Si3O12]4(OH)8 · nH2OIso. m3m (4/m 3 2/m) : Fm3m
UM1996-38-SiO:AlCaHNaNa-Ca-Al-Si-O-H
UM1999-33-SiO:AlHKNaK7Na5Al12Si20O64 · 24H2O
UM2002-40-SiO:AlCaHKMgNa(Mg,Ca,Na,K)7.5(Al12.8Si51.2)O128 · 65H2OTet. 4 2 2 : P41 2 2
Unnamed (Ca analogue of merlinoite)(Ca,K,Na)5(Ca,Ba)2Al9Si23O64 · 23H2O ?
WairakiteCa(Al2Si4O12) · 2H2OMon. 2/m
WeinebeneiteCaBe3(PO4)2(OH)2 · 4H2OMon.
Wenkite(Ba,K)4(Ca,Na)6[(Si,Al)20O39(OH)2](SO4)3 · 0.5H2OHex.
WillhendersoniteKCa[Al3Si3O12] · 5H2OTric.

Common AssociatesHide

Associated Minerals Based on Photo Data:
10 photos of Yugawaralite associated with QuartzSiO2
7 photos of Yugawaralite associated with Heulandite
3 photos of Yugawaralite associated with CalciteCaCO3
3 photos of Yugawaralite associated with GyroliteNaCa16Si23AlO60(OH)8 · 14H2O
2 photos of Yugawaralite associated with Hydroxyapophyllite-(K)KCa4(Si8O20)(OH,F) · 8H2O
1 photo of Yugawaralite associated with ErioniteM2[Al4Si14O36] · 15H2O
1 photo of Yugawaralite associated with Apophyllite
1 photo of Yugawaralite associated with Stilbite subgroupM6-7[Al8-9Si27-28O72] · nH2O

Related Minerals - Nickel-Strunz GroupingHide

9.GB.05Ammonioleucite(NH4)(AlSi2O6)Tet.
9.GB.05AnalcimeNa(AlSi2O6) · H2OTric. 1 : P1
9.GB.05HsianghualiteCa3Li2(Be3Si3O12)F2Iso. 4 3 2 : I41 3 2
9.GB.05LithositeK6Al4Si8O25 · 2H2OMon.
9.GB.05LeuciteK(AlSi2O6)Tet. 4/m : I41/a
9.GB.05Pollucite(Cs,Na)2(Al2Si4O12) · 2H2OIso. m3m (4/m 3 2/m) : Ia3d
9.GB.05WairakiteCa(Al2Si4O12) · 2H2OMon. 2/m
9.GB.05KirchhoffiteCs(BSi2O6)Tet. 4/mmm (4/m 2/m 2/m) : I41/acd
9.GB.10LaumontiteCaAl2Si4O12 · 4H2OMon. 2/m : B2/m
9.GB.20RoggianiteCa2Be(OH)2Al2Si4O13 · 2.5H2OTet.
9.GB.25GoosecreekiteCa[Al2Si6O16] · 5H2OMon.
9.GB.30Montesommaite(K,Na)9Al9Si23O64 · 10H2OOrth.
9.GB.35ParthéiteCa2(Si4Al4) O15 (OH)2 · 4H2OMon. 2/m : B2/b

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

77.1.7.1BrewsteriteMon.
77.1.7.3GoosecreekiteCa[Al2Si6O16] · 5H2OMon.
77.1.7.4RoggianiteCa2Be(OH)2Al2Si4O13 · 2.5H2OTet.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

16.9.1GehleniteCa2Al(AlSiO7)Tet. 4 2m : P4 21m
16.9.2AnorthiteCa(Al2Si2O8)Tric. 1 : P1
16.9.3Yoshiokaite(Ca,Na)[Al(Al,Si)O4]Trig. 3 : P3
16.9.4SvyatoslaviteCa(Al2Si2O8)Orth.
16.9.5DmisteinbergiteCa(Al2Si2O8)Trig. 3 2 : P3 1 2
16.9.6GrossularCa3Al2(SiO4)3Iso. m3m (4/m 3 2/m) : Ia3d
16.9.7VuagnatiteCaAl(SiO4)(OH)Orth.
16.9.8ZoisiteCa2Al3[Si2O7][SiO4]O(OH)Orth. mmm (2/m 2/m 2/m) : Pnma
16.9.9Clinozoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)Mon. 2/m : P21/m
16.9.10PrehniteCa2Al2Si3O10(OH)2Orth. mm2
16.9.11KamaishiliteCa2(Al2SiO6)(OH)2Tet.
16.9.12BicchuliteCa2(Al2SiO6)(OH)2Iso. 4 3m : I4 3m
16.9.13MargariteCaAl2(Al2Si2O10)(OH)2Mon.
16.9.14ChantaliteCaAl2(SiO4)(OH)4Tet. 4/m : I41/a
16.9.15CebolliteCa5Al2(SiO4)3(OH)4Orth.
16.9.17KatoiteCa3Al2[◻(OH)4]3Iso.
16.9.18LawsoniteCaAl2(Si2O7)(OH)2 · H2OOrth. mmm (2/m 2/m 2/m) : Cmcm
16.9.19ParthéiteCa2(Si4Al4) O15 (OH)2 · 4H2OMon. 2/m : B2/b
16.9.20WairakiteCa(Al2Si4O12) · 2H2OMon. 2/m
16.9.21VertumniteCa4Al4Si4O6(OH)24 · 3H2OMon. 2/m : P21/m
16.9.22ScoleciteCaAl2Si3O10 · 3H2OMon. m : Bb
16.9.23LaumontiteCaAl2Si4O12 · 4H2OMon. 2/m : B2/m
16.9.25Gismondine-CaCaAl2Si2O8 · 4H2OMon. 2/m : P21/b
16.9.26EpistilbiteCaAl2Si6O16 · 5H2OMon.
16.9.27GoosecreekiteCa[Al2Si6O16] · 5H2OMon.
16.9.28CowlesiteCaAl2Si3O10 · 6H2OOrth.
16.9.30StelleriteCa4(Si28Al8)O72 · 28H2OOrth. mmm (2/m 2/m 2/m) : Fmmm
16.9.31SträtlingiteCa2Al2SiO7 · 8H2OTrig.
16.9.32AmstalliteCaAl(Si,Al)4O8(OH)4 · (H2O,Cl)Mon. 2/m : B2/b

Other InformationHide

Notes:
Not attacked by hot or cold hydrochloric acid.
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 YugawaraliteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Sakurai, K., Hayashi, A. (1952) “Yugawaralite”, a new zeolite. Science Reports of the Yokohama National University: 1: 69-77.
Fleischer, M. (1953) New mineral names. American Mineralogist: 38: 426-426.
Leimer, H.W., Slaughter, M. (1969) The determination and refinement of the crystal structure of yugawaralite. Zeitschrift für Kristallographie: 130: 88-111.
Eberlein, G.D., Erd, R.C., Weber, F., Beatty, L.B. (1971) New occurrence of yugawaralite from the Chena Hot Springs area, Alaska. American Mineralogist: 56: 1699-1717.
Pongiluppi, D. (1977) A new occurrence of yugawaralite at Osilo, Sardinia. The Canadian Mineralogist: 15: 113-114.
Wise, W.S. (1978) Yugawaralite from Bombay, India. Mineralogical Record: 9: 296.
Akizuki, M. (1987) An explanation of the optical variation in yugawaralite. Mineralogical Magazine: 51: 615-620.
Kvick, Å., Artioli, G., Smith, J.V. (1986) Neutron diffraction study of the zeolite yugawaralite at 13 K. Zeitschrift für Kristallographie: 174: 265-281.
Coombs, D.S., Alberti, A., Armbruster, T., Artioli, G., Colella, C., Galli, E., Grice, J.D., Liebau, F., Mandarino, J.A., Minato, H., Nickel, E.H., Passaglia, E., Peacor, D.R., Quartieri, S., Rinaldi, R., Ross, M., Sheppard, R.A., Tillmanns, E., Vezzalini, G. (1997) Recommended nomenclature for zeolite minerals: report of the Subcommittee on Zeolites of the International Mineralogical Association, Commission on New Minerals and Mineral Names. The Canadian Mineralogist: 35: 1571-1606.
Mandarino, J.A. (1999) The Zeolite Group. Mineralogical Record: 30: 5-6.
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.
Tanaka, T., Kimura, R., Akizuki, M., Kudoh, Y. (2002) Origin of low-symmetry growth sectors in edingtonite and yugawaralite, and crystal structure of the k{011} and v{120} sectors of yugawaralite. Mineralogical Magazine: 66: 409-420.
Fois, E., Gamba, A., Tabacchi, G., Arletti, R., Quartieri, S., Vezzalini, G. (2005) The "template" effect of the extra-framework content on zeolite compression: the case of yugawaralite. American Mineralogist: 90: 28-35.

Internet Links for YugawaraliteHide

Localities for YugawaraliteHide

This 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.

Locality ListHide

- 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). 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.
Argentina
 
  • Neuquén Province
    • Huiliches department
Bowman, R.S., Delap, R.S., eds. (2006) Zeolite ’06—7th International Conference on the Occurrence, Properties, and Utilization of Natural Zeolites Socorro, New Mexico USA, 16–21 July 2006: 242.
    • Lácar department
      • Caleufú
Leal, Pablo Rodrigo; Vattuone, María Elena and Latorre, Carlos Oscar (2011) Zeolite assemblages from Northern Patagonian Andes, Argentina: A review. Revista Mexicana de Ciencias Geológicas: 28(2): 212-225.
    • Los Lagos Department
Vattuone, M. E., Latorre, C. O., & Leal, P. R. (2001). Procesos de formación de paragénesis ceolíticas en el metamorfismo de muy bajo grado de las volcanitas paleógenas al sur de Confluencia, Neuquén, República Argentina. Revista geológica de Chile, 28(2), 209-228.
  • Salta Province
    • Los Andes department
      • El Quevar mining district
Robl, K., Brodtkorb, M. Ametrano, S. (2009) The Miocene epithermal mineralization of the Quevar Stratovolcan Complex, Salta. Revista de la Asociacion Geologica Argentina: 64(3): 525-539.
Canada
 
  • British Columbia
    • Osoyoos Mining Division
      • Olalla
Tschernich, R. (1992): Zeolites of the World, p.51,524
Chile
 
  • Santiago
    • Chacabuco Province
Fuentes, F., Aguirre, L., Vergara, M., Valdebenito, L., & Fonseca, E. (2004). Miocene fossil hydrothermal system associated with a volcanic complex in the Andes of central Chile. Journal of Volcanology and Geothermal Research, 138(1-2), 139-161.
Costa Rica
 
  • San José Province
Zeledón, L.A. (2004) Zeolitas del Valle Central de Costa Rica y sus alrededores. Revista Geológica de América Central, 31: 67-80 [in Spanish].
France
 
  • Réunion
DE ASCENCAO GUEDES R. (2004) A vos loupes n°2 : la yugawaralite, Le Règne minéral, 59, 42-45. (in French)
Serge Lavarde Collection
Hungary
 
  • Csongrád County
    • Üllés
Rappensberger,1991
Iceland
 
  • Capital Region
    • Kjósarhreppur
Robinson, G.W. (1986) What's New in Minerals? The Mineralogical Record: 17(5): 339-342 (340).; Henderson Jr., W.A. (1987) Microminerals (Column). The Mineralogical Record: 18(6): 437-438.
Weisenberger, T. & Selbekk, R.S. (2009): Multi stage zeolite facies mineralization in the Hvalfjördur area, Iceland. International Journal of Earth Sciences. 98 (5): 985-999
  • Western Region
    • Borgarbyggð
      • Haugar
Self collected by Jamison Turnbull
Personal collection of Jamison K Turnbull.
    • Hvalfjarðarsveit
      • Hvalfjörður
Tschernich, R. W. (1992): Zeolites of the world. Geoscience Press, Phoenix, Arizona. [p.524]; Robinson, G. W. (1986): What's new in minerals? Mineralogical Record: 17: 339-342 [p.340]
    • Snæfellsbær
Betz, V. (1981) Famous mineral localities: Zeolites from Iceland and the Faeroes. The Mineralogical Record: 12(1): 5-26 (21).
India
 
  • Maharashtra
    • Mumbai District
Rob Lavinsky
      • Mumbai (Bombay)
        • Ward 38
          • Malad
Wise, W.S. (1978) Yugawaralite from Bombay, India. Mineralogical Record: 9(5): 296-296.; Ottens, B., Götze, J., Schuster, R., Krenn, K., Hauzenberger, C., Zsolt, B., & Vennemann, T. (2019). Exceptional Multi Stage Mineralization of Secondary Minerals in Cavities of Flood Basalts from the Deccan Volcanic Province, India. Minerals, 9(6), 351.
Wise, W.S. (1978) Yugawaralite from Bombay, India. Mineralogical Record: 9(5): 296-296.
    • Nashik District
      • Sinnar
Collection Elmar Lackner (and many others).
Italy
 
  • Lazio
    • Metropolitan City of Rome Capital
      • Rome
        • Valleranello
Carlini, R., and Signoretti, E. (2018) Il Lazio classico: le cave di leucitite della provincia di Roma (Vallerano, Laghetto e Osa). Fossils & Minerals, 4, 24-53.
  • Lombardy
    • Sondrio Province
      • 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
Mattioli, M., Cenni, M., & Passaglia, E. (2016) Secondary mineral assemblages as indicators of multi stage alteration processes in basaltic lava flows: Evidence from the Lessini Mountains, Veneto Volcanic Province, Northern Italy. Per. Mineral, 85, 1-24.
    • Verona Province
      • San Giovanni Ilarione
Mattioli, M., Cenni, M., and Raffaelli, G. (2008) I Minerali del Veronese. Le mineralizzazioni secondarie delle rocce vulcaniche dei Monti Lessini. Memorie del Museo Civico di Storia Naturale di Verona, 2a serie, Sezione Scienze della Terra 7-2008, 196 pp.; Boscardin, M. (2014) Provincia di Verona. In: Zorzi, F., and Boscardin, M. (eds.), Minerali del Veneto. Alla scoperta sei tesori della nostra regione. Museo di Storia Naturale e Archeologia di Montebelluna - Treviso, Cierre Edizioni, Sommacampagna, 153-171; Mattioli, M., Giordani, M., Arcangeli, P., Valentini, L., Boscardin, M., Pacella, A., and Ballirano, P. (2018) Prismatic to asbestiform offretite from Northern Italy: Occurrence, morphology and crystal-chemistry of a new potentially hazardous zeolite. Minerals 2018, 8, 69; doi:10.3390/min8020069
Japan
 
  • Aomori Prefecture
    • Kuroishi City
Onuki, H., Shiba, M., Tazaki, A. (1988) Notes on petrography and rock-forming mineralogy (19). Journal of Mineralogy, Petrology and Economic Geology: 83: 311-317.
  • Hokkaidō Prefecture
    • Tokachi Subprefecture
      • Obihiro City
Konno, H., Aoki, M. (1977) Yugawaralite from Nukabira, Hokkaido. Mineralogical Journal: 8: 456-462.
  • Kanagawa Prefecture
    • Ashigarashimo District
      • Yugawara
Sci.Rep. Yokohama Nat.Univ.(1952) sect. 2, no. 1, 69-77
  • Miyagi Prefecture
Seki, Y. and Okumura, K. (1968) Yugawaralite from Onikobe active geothermal area, Northeast Japan. Jour. Japan. Assoc. Min. Pet. Economic Geology, 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
  • Shizuoka Prefecture
    • Izu City
[MinRec 8:517]; Yamada, S. (2004) Nihonsan-koubutsu Gojuon-hairetsu Sanchi-ichiranhyou (111 pp.)
Jordan
 
  • Irbid Governorate
    • Maqarin area
Khoury, H. N., Salameh, E., & Abdul-Jaber, Q. (1985). Characteristics of an unusual highly alkaline water from the Maqarin area, northern Jordan. Journal of Hydrology, 81(1), 79-91.
New Zealand
 
  • Southland Region
    • Southland District
Railton, G.T., Watters, W.A. (1990) Minerals of New Zealand. New Zealand Geological Survey Bulletin 104, 89 pages.
Russia
 
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
Moore, T. (2000) What's New in Minerals: Tuscon Show 2000. The Mineralogical Record: 31(3): 273-286.
Eberling, G.D., Erd, R.C., Weber, F., Beatty, L.B. (1971) New Occurrence of Yugawaralite From the Chena Hot Springs Area, Alaska. American Mineralogist: 56(9-10): 1699-1717.
  • Washington
    • Cowlitz Co.
      • Wolf Point
Micro Probe Vol. 7 No. 10
Micro Probe; Volume 1X, Number 1, pgs 2-6
  • Wyoming
    • Park Co.
Bargar, K.E., Beeson, M.H., Keith, T.E.C. (1981) Zeolites in Yellowstone National Park. The Mineralogical Record: 12: 29-38.
Bargar, K.E., Beeson, M.H., Keith, T.E.C. (1981) Zeolites in Yellowstone National Park. The Mineralogical Record: 12: 29-38.
 
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