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Goosecreekite

A valid IMA mineral species
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About GoosecreekiteHide

Formula:
Ca[Al2Si6O16] · 5H2O
Colour:
Colorless, white
Lustre:
Vitreous, Pearly
Hardness:
Specific Gravity:
2.21
Crystal System:
Monoclinic
Member of:
Name:
After the type locality, the New Goose Creek Quarry (Luck Company Quarry), Leesburg, Loudoun Co., Virginia, USA.

Unique IdentifiersHide

Mindat ID:
1726
Long-form identifier:
mindat:1:1:1726:4
GUID
(UUID V4):
e3fbe986-d4dd-4f0e-842b-fa84c67cd839

IMA Classification of GoosecreekiteHide

Classification of GoosecreekiteHide

9.GB.25

9 : SILICATES (Germanates)
G : Tektosilicates with zeolitic H2O; zeolite family
B : Chains of single connected 4-membered rings
77.1.7.3

77 : TECTOSILICATES Zeolites
1 : Zeolite group - True zeolites
16.9.27

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

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

SymbolSourceReference
GckIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Pronunciation of GoosecreekiteHide

Pronunciation:
PlayRecorded byCountry
Jolyon RalphUnited Kingdom

Physical Properties of GoosecreekiteHide

Vitreous, Pearly
Transparency:
Transparent
Comment:
Vitreous to pearly on crystal faces
Colour:
Colorless, white
Streak:
White
Hardness:
4½ on Mohs scale
Cleavage:
Perfect
Parallel to {010}
Density:
2.21(2) g/cm3 (Measured)    2.23 g/cm3 (Calculated)

Optical Data of GoosecreekiteHide

Type:
Biaxial (-)
RI values:
nα = 1.495(2) nβ = 1.498(2) nγ = 1.502(2)
2V:
Measured: 82° (5)
Max Birefringence:
δ = 0.007
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
relatively weak (type description says not discernable)

Chemistry of GoosecreekiteHide

Mindat Formula:
Ca[Al2Si6O16] · 5H2O

Crystallography of GoosecreekiteHide

Crystal System:
Monoclinic
Class (H-M):
2 - Sphenoidal
Space Group:
P21
Setting:
P21
Cell Parameters:
a = 7.401(3) Å, b = 17.439(36) Å, c = 7.293(3) Å
β = 105.44°
Ratio:
a:b:c = 0.424 : 1 : 0.418
Unit Cell V:
907.31 ų (Calculated from Unit Cell)
Z:
2

Crystal StructureHide

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IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0001062GoosecreekiteRouse R C, Peacor D R (1986) Crystal structure of the zeolite mineral goosecreekite, CaAl2Si6O16.5H2O American Mineralogist 71 1494-150119860293
CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
4.467 Å(100)
3.309 Å(71)
4.848 Å(70)
4.505 Å(69)
3.046 Å(51)
3.254 Å(43)
7.003 Å(42)
5.538 Å(39)
3.005 Å(38)
7.147 Å(37)
3.117 Å(32)
4.110 Å(31)
3.126 Å(30)
3.505 Å(29)
5.452 Å(26)
3.325 Å(26)
2.9024 Å(26)
3.477 Å(25)
2.6886 Å(25)
Comments:
Raade and Berg (2002), from Juvvatn, Norway

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
Near-surface Processes
22 : Hydration and low-𝑇 subsurface aqueous alteration (see also #23)

Type Occurrence of GoosecreekiteHide

General Appearance of Type Material:
Polycrystalline aggregates and as imperfect single crystals up to 2.0 mm in diameter
Place of Conservation of Type Material:
Type material in the Smithsonian Institution catalog no. 14588.
Holotype samples are preserved in the Royal Ontario Museum in Toronto, the American Museum of Natural History, the British Museum (N.H.) and the Mineralogical Museum at Harvard University.
Geological Setting of Type Material:
Triassic diabase
Reference:
Dunn, P.J., D.R. Peacor, N. Newberry, and R.A. Ramik (1980) Goosecreekite, a new calcium aluminum silicate hydrate, possibly related to brewsterite and epistilbite. Canadian Mineralogist: 18: 323-327.

Other Language Names for GoosecreekiteHide

Relationship of Goosecreekite to other SpeciesHide

Member of:
Other Members of this group:
AlflarseniteNaCa2Be3Si4O13(OH) · 2H2OMon. 2 : P21
AmiciteK2Na2Al4Si4O16 · 5H2OMon. 2
Ammonioleucite(NH4)(AlSi2O6)Tet. 4/m : I41/a
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 SubgroupZeolite Group.
Chabazite-Levyne SubgroupM[Al2Si4O12] · 6H2O
ChiavenniteCaMnBe2Si5O13(OH)2 · 2H2OMon. 2/m : P21/b
Clinoptilolite SubgroupM3-6(Si30Al6)O72 · 20H2O
CowlesiteCaAl2Si3O10 · 6H2OOrth. mmm (2/m 2/m 2/m)
Dachiardite SubgroupZeolite Group.
DirenzoiteNaK6MgCa2(Al13Si47O120) · 36H2OOrth. mmm (2/m 2/m 2/m) : Pmmn
EdingtoniteBa[Al2Si3O10] · 4H2OOrth. 2 2 2 : P21 21 21
EpistilbiteCaAl2Si6O16 · 5H2OMon.
Erionite SubgroupM2[Al4Si14O36] · 15H2O
Faujasite SubgroupM3.5[Al7Si17O48] · 32H2O
Ferrierite SubgroupZeolite Group.
FerrochiavenniteCa1-2Fe[(Si,Al,Be)5Be2O13(OH)2] · 2H2OMon. 2/m : P21/b
Flörkeite(K3Ca2Na)[Al8Si8O32] · 12H2OTric. 1 : P1
Garronite Subgroup
GaultiteNa4Zn2Si7O18 · 5H2OOrth. mm2 : Fdd2
Gismondine SubgroupZeolite Group.
Gmelinite SubgroupIn 1997, gmelinite was split into Gmelinite-Ca, Gmelinite-Na and Gmelinite-K.
GobbinsiteNa5(Si11Al5)O32 · 11H2OOrth. mmm (2/m 2/m 2/m) : Pnma
GottardiiteNa3Mg3Ca5Al19Si117O272 · 93H2OOrth. mmm (2/m 2/m 2/m) : Cmca
Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
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
Loomisite Ba[Be2P2O8] · H2OMon. m
LovdariteK2Na6Be4Si14O36 · 9H2OOrth. mm2
MaricopaitePb7Ca2(Si,Al)48O100 · 32H2OOrth.
MartinandresiteBa2(Al4Si12O32) · 10H2OOrth. mmm (2/m 2/m 2/m) : Pmmn
Mazzite SubgroupZeolite Group.
Merlinoite(K,Na)5(Ca,Ba)2Al9Si23O64 · 23H2OOrth. mmm (2/m 2/m 2/m) : Immm
Montesommaite(K,Na)9Al9Si23O64 · 10H2OOrth. mm2 : Fdd2
Mordenite(Na2,Ca,K2)4(Al8Si40)O96 · 28H2OOrth.
MutinaiteNa3Ca4Si85Al11O192 · 60H2OOrth. mmm (2/m 2/m 2/m) : Pnma
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 SubgroupPaulingite was originally described in 1960.
PerlialiteK9Na(Ca,Sr)[Al2Si4O12]6 · 15H2OHex. 6/mmm (6/m 2/m 2/m) : P6/mmm
Phillipsite SubgroupZeolite Group.
Pollucite(Cs,Na)2(Al2Si4O12) · 2H2OIso. m3m (4/m 3 2/m) : Ia3d
RoggianiteCa2Be(OH)2Al2Si4O13 · 2.5H2OTet. 4/mmm (4/m 2/m 2/m) : I4/mcm
Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
Terranovaite(Na,Ca)8(Si68Al12)O160 · 29H2OOrth.
Thomsonite SubgroupThe large majority of "thomsonite" is thomsonite-Ca.
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 : B2/m
WeinebeneiteCaBe3(PO4)2(OH)2 · 4H2OMon. m : Bb
Wenkite(Ba,K)4(Ca,Na)6[(Si,Al)20O39(OH)2](SO4)3 · 0.5H2OHex. 6 m2 : P62m
WillhendersoniteKCa[Al3Si3O12] · 5H2OTric. 1 : P1
YugawaraliteCaAl2Si6O16 · 4H2OMon. m : Pb

Common AssociatesHide

Associated Minerals Based on Photo Data:
65 photos of Goosecreekite associated with QuartzSiO2
24 photos of Goosecreekite associated with Stilbite SubgroupM6-7[Al8-9Si27-28O72] · nH2O
13 photos of Goosecreekite associated with Stilbite-CaNaCa4(Si27Al9)O72 · 28H2O
12 photos of Goosecreekite associated with Fluorapophyllite-(K)KCa4(Si8O20)(F,OH) · 8H2O
11 photos of Goosecreekite associated with Heulandite Subgroup(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
10 photos of Goosecreekite associated with AmethystSiO2
8 photos of Goosecreekite associated with Heulandite-Ca(Ca,Na)5(Si27Al9)O72 · 26H2O
8 photos of Goosecreekite associated with Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
6 photos of Goosecreekite associated with PrehniteCa2Al2Si3O10(OH)2
3 photos of Goosecreekite associated with Mordenite(Na2,Ca,K2)4(Al8Si40)O96 · 28H2O

Related Minerals - Strunz-mindat GroupingHide

9.GB.05Ammonioleucite(NH4)(AlSi2O6)Tet. 4/m : I41/a
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 : B2/m
9.GB.05 vaGermanate-analcimeNaAlGe2O6 · H2O
9.GB.05 vaGermanate-leuciteKAlGe2O6
9.GB.05KirchhoffiteCs(BSi2O6)Tet. 4/mmm (4/m 2/m 2/m) : I41/acd
9.GB.05FabrièsiteNa3Al3Si3O12 · 2H2OOrth. mm2 : Pmm2
9.GB.10LaumontiteCaAl2Si4O12 · 4H2OMon. 2/m : B2/m
9.GB.15YugawaraliteCaAl2Si6O16 · 4H2OMon. m : Pb
9.GB.20RoggianiteCa2Be(OH)2Al2Si4O13 · 2.5H2OTet. 4/mmm (4/m 2/m 2/m) : I4/mcm
9.GB.30Montesommaite(K,Na)9Al9Si23O64 · 10H2OOrth. mm2 : Fdd2
9.GB.35ParthéiteCa2(Si4Al4) O15 (OH)2 · 4H2OMon. 2/m : B2/b

Fluorescence of GoosecreekiteHide

None observed

Other InformationHide

Notes:
Goosecreekite is insoluble in 1:1 HCl or HNO3 with a one-hour immersion time.
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 GoosecreekiteHide

References for GoosecreekiteHide

Reference List:

Localities for GoosecreekiteHide

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 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.
Costa Rica
 
  • San José Province
    • Puriscal Canton
      • Candelarita District
Zeledón (2004)
Germany
 
  • Bavaria
    • Upper Palatinate
      • Neustadt an der Waldnaab District
        • Windischeschenbach
Hampel et al. (1990) +1 other reference
Hungary
 
  • Csongrád County
    • Üllés
MOL (hungarian oil company)
India
 
  • Maharashtra
    • Konkan Division
      • Raigad District
Rob Lavinsky
      • Salsette Island
        • Mumbai Suburban District
          • Malad
    • Nashik Division
      • Nashik District
        • Dindori (Dhindori)
          • Talegaon
Claeys (2009)
P. Nicholson Collection
From specimens collected in the ...
Ottens et al. (2019)
Ottens (2011)
        • Sinnar
Mineralogical Record v34 #1
Norway
 
  • Innlandet
    • Lom
Nordrum (2002) +1 other reference
USA
 
  • California
    • Riverside County
      • Jurupa Valley
        • Jurupa Mountains
Gaines et al. (1997) +1 other reference
  • Virginia
    • Loudoun County
      • Leesburg
Rocks & Min.:60:167. +2 other references
 
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