Jagowerite (original) (raw)

A valid IMA mineral species

About JagoweriteHide

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Name:

Named in honour John Arthur Gower (19 April 1921, Victoria, British Columbia, Canada - 22 February 1972), Professor who taught mineralogy at the University of British Columbia from 1967 to 1972.

This page provides mineralogical data about Jagowerite.

Unique IdentifiersHide

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Long-form identifier:

mindat:1:1:2065:3

IMA Classification of JagoweriteHide

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Approval history:

IMA1973-001

Type description reference:

Classification of JagoweriteHide

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8.BH.55

8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H2O
H : With medium-sized and large cations, (OH,etc.):RO4 = 1:1

41.10.3.1

41 : ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
10 : (AB)3(XO4)2Zq

19.5.9

19 : Phosphates
5 : Phosphates of Sr and Ba

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.

Physical Properties of JagoweriteHide

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Cleavage:

Distinct/Good
{100} good, {011} good, {011} fair

Density:

4.01 g/cm3 (Measured) 4.05 g/cm3 (Calculated)

Optical Data of JagoweriteHide

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RI values:

_n_α = 1.672(3) _n_β = 1.693(3) _n_γ = 1.710(3)

δ = 0.038

Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.

Dispersion:

relatively strong

Chemistry of JagoweriteHide

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Mindat Formula:

BaAl2(PO4)2(OH)2

Crystallography of JagoweriteHide

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Cell Parameters:

a = 6.049(2) Å, b = 6.964(3) Å, c = 4.971(2) Å
α = 116.51(4)°, β = 86.06(4)°, γ = 112.59(3)°

Ratio:

a:b:c = 0.869 : 1 : 0.714

Unit Cell V:

171.67 ų (Calculated from Unit Cell)

Comment:

Point Group: 1 or 1; Space Group: P1 or P1.

Crystal StructureHide

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ID	Species	Reference	Link	Year	Locality	Pressure (GPa)	Temp (K)
0000398	Jagowerite	Meagher E P, Gibbons C S, Trotter J (1974) The crystal structure of jagowerite: BaAl2P2O8(OH)2 American Mineralogist 59 291-295		1974	0	293

CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

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Powder Diffraction Data:

Geological EnvironmentHide

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Type Occurrence of JagoweriteHide

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General Appearance of Type Material:

Crystalline masses up to 2.5 cm across in quartz veins.

Place of Conservation of Type Material:

Department of Geological Sciences, University of British Columbia, Vancouver, Canada, S-75-4220; The Natural History Museum, London, England, 1978,450; Harvard University, Cambridge, Massachusetts; National Museum of Natural History, Washington, D.C., USA, 128337.

Associated Minerals at Type Locality:

Synonyms of JagoweriteHide

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Other Language Names for JagoweriteHide

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Related Minerals - Strunz-mindat GroupingHide

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Fluorescence of JagoweriteHide

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Fluoresces greenish-white under along-wave ultraviolet radiation.

Other InformationHide

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Notes:

Insoluble in 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.

Internet Links for JagoweriteHide

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References for JagoweriteHide

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Localities for JagoweriteHide

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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.