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Barićite

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Formula:
(Mg,Fe)3(PO4)2 · 8H2O
System:
Monoclinic
Colour:
Pale blue, Medium blue, ...
Lustre:
Sub-Vitreous, Resinous, Pearly
Hardness:
1½ - 2
Member of:
Name:
Named by Bozidar Darko Sturman and Joseph A. Mandarino in 1976 in honor of Professor Ljudevit Barić [October 20, 1902 Zagreb - September 19, 1984 Hrvatski], Croatian Mineralogist, University of Zagreb.
Dimorph of:

Classification of Barićite

Approved
8.CE.40

8 : PHOSPHATES, ARSENATES, VANADATES
C : Phosphates without additional anions, with H2O
E : With only medium-sized cations, RO4:H2O about 1:2.5
40.3.6.2

40 : HYDRATED NORMAL PHOSPHATES,ARSENATES AND VANADATES
3 : A3(XO4)2·xH2O
19.3.20

19 : Phosphates
3 : Phosphates of Be and Mg
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First Recorded Occurrence of Barićite

General Appearance of First Recorded Material:
Blue platy crystals and cleavages
Geological Setting of First Recorded Material:
Phosphate veins in ironstone
Associated Minerals at First Recorded Locality:

Physical Properties of Barićite

Sub-Vitreous, Resinous, Pearly
Diaphaneity (Transparency):
Transparent
Comment:
Pearly on {010}
Colour:
Pale blue, Medium blue, Colorless
Comment:
Darkens on exposure to sunlight
Streak:
White to pale blue
Hardness (Mohs):
1½ - 2
Tenacity:
Flexible
Cleavage:
Perfect
{010}
Density:
2.35 - 2.42 g/cm3 (Measured)    2.448 g/cm3 (Calculated)

Crystallography of Barićite

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/m
Space Group Setting:
C2/m
Cell Parameters:
a = 10.075Å, b = 13.416Å, c = 4.760Å
β = 104.87°
Ratio:
a:b:c = 0.751 : 1 : 0.355
Unit Cell Volume:
V 621.84 ų (Calculated from Unit Cell)
Z:
2
Morphology:
Platy cleavages or bladed crystals.
X-Ray Powder Diffraction Data:
d-spacingIntensity
6.71 (100)
3.196 (40)
2.956 (60)
2.699 (70)
2.526 (50)
2.418 (35)
2.217 (30)
Comments:
ICDD 29-705

Optical Data of Barićite

Type:
Biaxial (+)
RI values:
nα = 1.547 - 1.554 nβ = 1.553 - 1.564 nγ = 1.582 - 1.595
2V:
Measured: 55° to 60°, Calculated: 60° to 62°
Birefringence:
0.038
Max Birefringence:
δ = 0.035 - 0.041
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
Low
Dispersion:
r < v weak
Optical Extinction:
X=b, Z^c = 28°-30°
Pleochroism:
Visible
Comments:
X = blue, Y,Z = colorless

Chemical Properties of Barićite

Formula:
(Mg,Fe)3(PO4)2 · 8H2O
Essential elements:
All elements listed in formula:

Relationship of Barićite to other Species

Member of:
Other Members of Group:
AnnabergiteNi3(AsO4)2 · 8H2O
ArupiteNi3(PO4)2 · 8H2O
BabánekiteCu3(AsO4)2 · 8H2O
ErythriteCo3(AsO4)2 · 8H2O
HörnesiteMg3(AsO4)2 · 8H2O
KöttigiteZn3(AsO4)2 · 8H2O
Manganohörnesite(Mn,Mg)3(AsO4)2 · 8H2O
PakhomovskyiteCo3(PO4)2 · 8H2O
ParasymplesiteFe32+(AsO4)2 · 8H2O
VivianiteFe32+(PO4)2 · 8H2O
8.CE.05Chudobaite(Mg,Zn)5(AsO4)2(HAsO4)2 · 10H2O
8.CE.05GeigeriteMn52+(AsO4)2(HAsO4)2 · 10H2O
8.CE.10NewberyiteMg(HPO4) · 3H2O
8.CE.15BrassiteMg(HAsO4) · 4H2O
8.CE.20PhosphorrössleriteMg(HPO4) · 7H2O
8.CE.20RössleriteMg(HAsO4) · 7H2O
8.CE.25MetaswitzeriteMn3(PO4)2 · 4H2O
8.CE.25Switzerite(Mn,Fe)3(PO4)2 · 7H2O
8.CE.30LindackeriteCuCu4(AsO4)2(HAsO4)2 · 8-9H2O
8.CE.30OndrušiteCaCu4(AsO4)2(HAsO4)2 · 10H2O
8.CE.30VeselovskýiteZnCu4(AsO4)2(HAsO4)2 · 9H2O
8.CE.30PradetiteCoCu4(AsO4)2(HAsO4)2 · 9H2O
8.CE.30KlajiteMnCu4(AsO4)2(HAsO4)2 · 9-10H2O
8.CE.35BobierriteMg3(PO4)2 · 8H2O
8.CE.40AnnabergiteNi3(AsO4)2 · 8H2O
8.CE.40ArupiteNi3(PO4)2 · 8H2O
8.CE.40ErythriteCo3(AsO4)2 · 8H2O
8.CE.40FerrisymplesiteFe33+(AsO4)2(OH)3 · 5H2O
8.CE.40HörnesiteMg3(AsO4)2 · 8H2O
8.CE.40KöttigiteZn3(AsO4)2 · 8H2O
8.CE.40Manganohörnesite(Mn,Mg)3(AsO4)2 · 8H2O
8.CE.40ParasymplesiteFe32+(AsO4)2 · 8H2O
8.CE.40VivianiteFe32+(PO4)2 · 8H2O
8.CE.40PakhomovskyiteCo3(PO4)2 · 8H2O
8.CE.45SymplesiteFe32+(AsO4)2 · 8H2O
8.CE.50CattiiteMg3(PO4)2 · 22H2O
8.CE.55KoninckiteFe3+PO4 · 3H2O
8.CE.60KaňkiteFeAsO4 · 3.5H2O
8.CE.65SteigeriteAl(VO4) · 3H2O
8.CE.70MetaschoderiteAl2(PO4)(VO4) · 6H2O
8.CE.70SchoderiteAl2(PO4)(VO4) · 8H2O
8.CE.75MalhmooditeFeZr(PO4)2 · 4H2O
8.CE.75ZigrasiteMgZr(PO4)2 · 4H2O
8.CE.75Unnamed (Ca-analogue of Zigrasite)CaZr[PO4]2 · 4H2O
8.CE.80SantabarbaraiteFe33+(PO4)2(OH)3 · 5H2O
8.CE.85Metaköttigite(Zn,Fe,Fe)3(AsO4)2 · 8(H2O,OH)
19.3.1MoraesiteBe2(PO4)(OH) · 4H2O
19.3.2BerylloniteNaBePO4
19.3.3HurlbutiteCaBe2(PO4)2
19.3.4HydroxylherderiteCaBe(PO4)(OH,F)
19.3.5GlucineCaBe4(PO4)2(OH)4 · 0.5H2O
19.3.6FransoletiteCa3Be2(PO4)2(HPO4)2 · 4H2O
19.3.7UraloliteCa2Be4(PO4)3(OH)3 · 5H2O
19.3.9PahasapaiteLi8(Ca,Li,K)10.5Be24(PO4)24 · 38H2O
19.3.10TiptopiteK2(Na,Ca)2Li3Be6(PO4)6(OH)2 · H2O
19.3.11GainesiteNa(Na,K)(Be,Li)Zr2(PO4)4 · 1.5-2H2O
19.3.12RoscheriteCa2Mn52+Be4(PO4)6(OH)4 · 6H2O
19.3.13Faheyite(Mn,Mg,Na)Be2Fe2(PO4)4 · 6H2O
19.3.14FarringtoniteMg3(PO4)2
19.3.15HoltedahliteMg2(PO4)(OH)
19.3.16AlthausiteMg4(PO4)2(OH,O)(F,☐)
19.3.17NewberyiteMg(HPO4) · 3H2O
19.3.18PhosphorrössleriteMg(HPO4) · 7H2O
19.3.19BobierriteMg3(PO4)2 · 8H2O
19.3.21Panethite(Na,Ca)2(Mg,Fe2+)2(PO4)2
19.3.22Dittmarite(NH4)Mg(PO4) · H2O
19.3.23Struvite(NH4)Mg(PO4) · 6H2O
19.3.24Hannayite(NH4)2Mg3H4(PO4)4 · 8H2O

Other Names for Barićite

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 Barićite

Reference List:
STURMAN, B.D. & MANDARINO, J.A. (1976): Barićite, the magnesium analogue of vivianite, from the Yukon Territory, Canada. Canadian Mineralogist 14, 403-406.

ROBINSON, G.W., VAN VELTHUIZEN, J., ANSELL, H.G. & STURMAN, B.D. (1992): Mineralogy of the Rapid Creek and Big Fish River area, Yukon Territory. Mineralogical Record 23, 1-47.

YAKUBOVICH, O.V., MASSA, W., LIFEROVICH, R.P. & MCCAMMON, C.A. (2001): The crystal structure of barićite, (Mg1.70Fe1.30)(PO4)2$8H2O, the magnesium-dominant member of the vivianite group. Canadian Mineralogist 39, 1317-1324.

Rodgers, K.A. (1987) Barićite, a further occurrence. Neues Jahrbuch für Mineralogie Monatshefte, 183-192.

Internet Links for Barićite

Localities for Barićite

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.
Canada
 
  • Yukon Territory
    • Dawson Mining District
STURMAN, B.D. & MANDARINO, J.A. (1976): Barićite, the magnesium analogue of vivianite, from the Yukon Territory, Canada. Canadian Mineralogist 14, 403-406. ROBINSON, G.W., VAN VELTHUIZEN, J., ANSELL, H.G. & STURMAN, B.D. (1992): Mineralogy of the Rapid Creek and Big Fish River area, Yukon Territory. Mineralogical Record 23, 1-47.
STURMAN, B.D. & MANDARINO, J.A. (1976): Barićite, the magnesium analogue of vivianite, from the Yukon Territory, Canada. Canadian Mineralogist 14, 403-406. ROBINSON, G.W., VAN VELTHUIZEN, J., ANSELL, H.G. & STURMAN, B.D. (1992): Mineralogy of the Rapid Creek and Big Fish River area, Yukon Territory. Mineralogical Record 23, 1-47.
New Zealand
 
  • South Island
Anthony, Bideaux, Bladh, Nichols: Handbook of Mineralogy, Vol. IV
Russia
 
  • Northern Region
    • Murmanskaja Oblast'
      • Kola Peninsula
Subbotin, R. P. L. V. V., & Pakhomovsky, Y. A. (1998). A new type of scandium mineralization in phoscorites and carbonatites of the Kovdor massif, Russia. Canadian Mineralogist 36:971-980.
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