Zeophyllite (original) (raw)
A valid IMA mineral species - grandfathered
About ZeophylliteHide
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Formula:
Ca13Si10O28(OH)2F8 · 6H2O
Specific Gravity:
2.747 - 2.764
Name:
Named after the Greek "ζέω" (zeo), 'to boil', and "φύλλον" (phyllos), 'leaf', alluding to its occurrence in hemispheral foliated forms and intumescence (swelling) on heating.
This page provides mineralogical data about Zeophyllite.
Unique IdentifiersHide
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Long-form identifier:
mindat:1:1:4396:6
9ba2b2f7-8fcc-4d9f-b0d2-3f63840043f7
IMA Classification of ZeophylliteHide
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Approved, 'Grandfathered' (first described prior to 1959)
Type description reference:
Classification of ZeophylliteHide
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9.EE.70
9 : SILICATES (Germanates)
E : Phyllosilicates
E : Single tetrahedral nets of 6-membered rings connected by octahedral nets or octahedral bands
73.1.4.1
73 : PHYLLOSILICATES Condensed Tetrahedral Sheets
1 : Condensed Tetrahedral Sheets with double layers
17.1.17
17 : Silicates Containing other Anions
1 : Silicates with fluoride (not containing Al)
Mineral SymbolsHide
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As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
| Symbol | Source | Reference |
|---|---|---|
| Zp | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of ZeophylliteHide
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Density:
2.747 - 2.764 g/cm3 (Measured) 2.75 g/cm3 (Calculated)
Optical Data of ZeophylliteHide
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RI values:
_n_ω = 1.565 - 1.577 _n_ε = 1.560 - 1.569
δ = 0.005 - 0.008
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Comments:
anomalously biaxial
Chemistry of ZeophylliteHide
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Mindat Formula:
Ca13Si10O28(OH)2F8 · 6H2O
Common Impurities:
Al,Fe,Mg,Na,K
Crystallography of ZeophylliteHide
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Class (H-M):
3 - Rhombohedral
Cell Parameters:
a = 9.36 Å, c = 34.48 Å
Unit Cell V:
2,616.07 ų (Calculated from Unit Cell)
Morphology:
(Pseudo-?)hexagonal. As platy crystals in radiating spherical aggregates.
Comment:
Chalmers et al. (1956) give a pseudhexagonal cell with 9.34, 9.34, 13.2 Å, 90, 110, 120°.
Crystal StructureHide
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| ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
|---|---|---|---|---|---|---|---|
| 0009455 | Zeophyllite | Merlino S (1972) The crystal structure of zeophyllite Acta Crystallographica B28 2726-2732 |  |
1972 | Radzein, Bohemia, Czech Republic | 0 | 293 |
| 0014639 | Zeophyllite | Mikenda W, Pertlik F, Povondra P, Ulrych J (1997) On zeophyllite from Radejcin, Ceske stredohori Mts.: X-ray and IR-investigations Mineralogy and Petrology 61 199-209 | 1997 | Alter Berg, Radzein | 0 | 293 |
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-spacing | Intensity |
|---|---|
| 12.0 Å | (100) |
| 3.03 Å | (80) |
| 6.09 Å | (60) |
| 2.946 Å | (60) |
| 3.71 Å | (50) |
| 2.648 Å | (50) |
| 2.547 Å | (50) |
Geological EnvironmentHide
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Type Occurrence of ZeophylliteHide
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General Appearance of Type Material:
radiating platy crystals, to 1 cm
Place of Conservation of Type Material:
Harvard University, Cambridge, Massachusetts, USA, 86427.
Geological Setting of Type Material:
secondary mineral from hydrothermal alteration of basalt
Associated Minerals at Type Locality:
Reference:
Chalmers R A, Dent L S, Taylor H F W (1958) Zeophyllite. Mineralogical Magazine 31, 726-735
Synonyms of ZeophylliteHide
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Other Language Names for ZeophylliteHide
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Common AssociatesHide
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Associated Minerals Based on Photo Data:
Related Minerals - Strunz-mindat GroupingHide
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| 9.EE. | Cairncrossite | Sr2Ca7-xNa2x(Si4O10)4(OH)2(H2O)15-x | Tric. 1 : _P_1 |
|---|---|---|---|
| 9.EE.05 | Bementite | Mn7Si6O15(OH)8 | Mon. |
| 9.EE.07 | Innsbruckite | Mn33(Si2O5)14(OH)38 | Mon. m : B m |
| 9.EE.10 | Brokenhillite | Mn8Si6O15(OH)10 | Hex. 6_m_ m : P_63_m c |
| 9.EE.10 | Pyrosmalite-(Fe) | Fe2+8Si6O15(OH,Cl)10 | Trig. 3_m_ _(_32/m ) : _P_3_m_1 |
| 9.EE.10 | Friedelite | Mn2+8Si6O15(OH,Cl)10 | Mon. 2/m : _B_2/m |
| 9.EE.10 | Pyrosmalite-(Mn) | Mn2+8Si6O15(OH,Cl)10 | Trig. 3_m_ _(_32/m ) : _P_3_m_1 |
| 9.EE.10 | Mcgillite | (Mn,Fe)8Si6O15(OH)8Cl2 | Mon. 2/m : _B_2/m |
| 9.EE.15 | Nelenite | (Mn,Fe)16(Si12O30)(OH)14[As3+3O6(OH)3] | Trig. 3_m_ _(_32/m ) : R_3_m |
| 9.EE.15 | Schallerite | Mn2+16As3Si12O36(OH)17 | Trig. 3_m_ : _P_3_m_1 |
| 9.EE.20 | Palygorskite | ◻Al2Mg2◻2Si8O20(OH)2(H2O)4 · 4H2O | Mon. 2/m : _B_2/m |
| 9.EE.20 | Tuperssuatsiaite | Fe3+Fe3+2(Na◻)◻2Si8O20(OH)2(H2O)4 · 2H2O | Mon. 2/m : _B_2/m |
| 9.EE.20 | Yofortierite | Mn2+Mn2+2Mn2+2◻2Si8O20(OH)2(H2O)4 · 4H2O | Mon. 2/m : _B_2/m |
| 9.EE.20 | Windhoekite | Fe3+(Fe3+1.67◻0.33)Ca2◻2Si8O20(OH)2(H2O)4(OH)2 · 6H2O | Mon. 2/m : _B_2/m |
| 9.EE.20 | Unnamed (Na-Ca-Fe-Silicate-Hydrate) | NaCa(Fe2+,Al,Mn)5[Si8O19(OH)](OH)7 · 5H2O | Tric. 1 : _P_1 |
| 9.EE.20 | Windmountainite | ◻Fe3+2Mg2◻2Si8O20(OH)2(H2O)4 · 4H2O | Mon. 2/m : _B_2/m |
| 9.EE.20 | Ikorskyite | KMn3+(Si4O10) · 3H2O | Mon. 2/m : _P_21/b |
| 9.EE.25 | Falcondoite | (Ni,Mg)4Si6O15(OH)2 · 6H2O | Orth. |
| 9.EE.25 | Loughlinite | Na2Mg3Si6O16 · 8H2O | Orth. m m m _(_2/_m_2/_m_2/m ) |
| 9.EE.25 | Sepiolite | Mg4(Si6O15)(OH)2 · 6H2O | Orth. m m m _(_2/_m_2/_m_2/m ) : P n n a |
| 9.EE.25 | Kalifersite | (K,Na)5Fe3+7Si20O50(OH)6 · 12H2O | Tric. 1 : _P_1 |
| 9.EE.30 | Gyrolite | NaCa16Si23AlO60(OH)8 · 14H2O | Tric. 1 : _P_1 |
| 9.EE.30 | Orlymanite | Ca4Mn3Si8O20(OH)6 · 2H2O | Hex. |
| 9.EE.30 | Tungusite | Ca4Fe2Si6O15(OH)6 | Tric. 1 : _P_1 |
| 9.EE.35 | Reyerite | (Na,K)2Ca14(Si,Al)24O58(OH)8 · 6H2O | Trig. 3 : _P_3 |
| 9.EE.35 | Truscottite | (Ca,Mn)14Si24O58(OH)8 · 2H2O | Trig. |
| 9.EE.35 | Kodamaite | Na3(Ca5Na)Si16O36(OH)4F2 · (14-x)H2O | Tric. 1 : _P_1 |
| 9.EE.40 | Natrosilite | Na2Si2O5 | Mon. 2/m : _P_21/b |
| 9.EE.45 | Makatite | Na2Si4O8(OH)2 · 4H2O | Mon. 2/m : _P_21/b |
| 9.EE.50 | Varennesite | Na8Mn2Si10O25(OH,Cl)2 · 12H2O | Orth. m m m _(_2/_m_2/_m_2/m ) : C m c m |
| 9.EE.55 | Raite | Mn2+Mn2+2Na2(◻1.75Ti0.25)Si8O20(OH)2(H2O)4 · Na(H2O)6 | Orth. 222 : _C_222 |
| 9.EE.60 | Intersilite | Na6Mn2+Ti[Si10O24(OH)](OH)3 · 4H2O | Mon. |
| 9.EE.65 | Shafranovskite | Na3K2(Mn,Fe,Na)4[Si9(O,OH)27](OH)2 · nH2O | Trig. 3_m_ : P_31_c |
| 9.EE.65 | Zakharovite | Na4Mn5Si10O24(OH)6 · 6H2O | Trig. 3_m_ |
| 9.EE.75 | Minehillite | (K,Na)2-3Ca28Zn4Al4Si40O112(OH)16 | Hex. |
| 9.EE.80 | Fedorite | (Na,K)2-3(Ca4Na3)Si16O38(OH,F)2 · 3.5H2O | Tric. 1 : _P_1 |
| 9.EE.80 | Martinite | (Na,◻,Ca)12Ca4(Si,S,B)14B2O38(OH,Cl)2F2 · 4H2O | Tric. 1 : _P_1 |
| 9.EE.80 | Ellingsenite | Na5Ca6Si18O38(OH)13 · 6H2O | Tric. 1 : _P_1 |
| 9.EE.85 | Lalondeite | (Na,Ca)6(Ca,Na)3Si16O38(F,OH)2 · 3H2O | Tric. 1 : _P_1 |
Other InformationHide
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Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Internet Links for ZeophylliteHide
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References for ZeophylliteHide
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Localities for ZeophylliteHide
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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
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- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for references and 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 (e.g. from pseudomorphs).
All localities listed without proper references should be considered as questionable.
| Austria | |
|---|---|
| Styria Südoststeiermark District Feldbach Mühldorf bei Feldbach ⓘ Steinberg | Postl et al. (1996) +1 other reference |
| Canada | |
| Québec Montérégie La Vallée-du-Richelieu RCM Mont Saint-Hilaire ⓘ Poudrette quarry (De-Mix quarry; Demix quarry; Uni-Mix quarry; Carrière Mont Saint-Hilaire; MSH) | Grice (1989) +1 other reference |
| Czech Republic | |
| Liberec Region Česká Lípa District Cvikov ⓘ Křížový vrch | Pauliš et al. (2023) |
| Ústí nad Labem Region Děčín District Malá Veleň Soutěsky (Zautig) ⓘ Soutěsky quarry (Zautig quarry) | Slavíček |
| Ústí nad Labem District Řehlovice Radejčín (Radzein) ⓘ Starý hill (Alter Berg) | Mikenda +4 other references |
| ⓘ Velké Březno (TL) | Pelikan A (1902) |
| ⓘ Kočičí hlava Hill (Katzenkoppe) | Pelikan (1902) |
| Germany | |
| North Rhine-Westphalia Cologne Rhein-Sieg-Kreis Königswinter ⓘ Weilberg (Großer Weilberg) | Brauns et al. (1922) |
| Rhineland-Palatinate Ahrweiler Brohltal Brenk ⓘ Schellkopf | Brauns +1 other reference |
| Mayen-Koblenz Vordereifel Ettringen ⓘ Caspar quarry | Blaß et al. (1992) +1 other reference |
| Hungary | |
| Veszprém County Tapolca District Uzsa ⓘ Láz Hill mine | Vezzalini |
| Italy | |
| Campania Metropolitan City of Naples ⓘ Pollena Trocchia | Passaglia et al. (1983) |
| Japan | |
| Fukushima Prefecture ⓘ Koriyama City | Matsuyama (2001) |
| Okayama Prefecture Takahashi City Bitchū Shitouyouze ⓘ Sampo mine | Matsueda (1983) |
| Romania | |
| Harghita County ⓘ Ditrău Complex | Hirtopanu (2006) |
| ⓘ Jolotca (Orotva) | Szakáll et al. (2010) |
| Russia | |
| Kabardino-Balkaria Chegemsky District Upper Chegem volcanic caldera (Verkhnechegemskaya caldera) ⓘ Lakargi Mountain | A. E. Zadov data |
| Murmansk Oblast Khibiny Massif ⓘ Kukisvumchorr Mt | Pekov et al. (2004) |
| Yukspor Mt ⓘ Hackman Valley | [World of Stones 95:5-6 |
| Sweden | |
| Skåne County Hässleholm Häglinge ⓘ Ynglingarum | The Swedish Museum of Natural History ... |
| USA | |
| Michigan Ontonagon Co. Mass City ⓘ Algomah Mine ? | Heinrich et al. (2004) |
| Texas Culberson County Apache Peak area ⓘ Marble Canyon Mine (Texas Agricultural Aggregates Quarry) | Bridge (1966) |