Painite
A valid IMA mineral species - grandfathered
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About Painite
Formula:
CaZrAl9(BO3)O15
Colour:
Red, brownish, orange-red
Hardness:
8
Specific Gravity:
4.01 - 4.03
Crystal System:
Hexagonal
Name:
Named in honor of Arthur Charles Davy Pain (23rd June 1901, Exmouth, England, UK - 27th August 1971, Exmouth, England, UK), mineralogist and gemmologist who first noted it as an interesting crystal.
Visit gemdat.org for Unique Identifiers
Mindat ID:
3063
Long-form identifier:
mindat:1:1:3063:8
GUID
(UUID V4):
(UUID V4):
f2260f70-74cf-4eef-ac2a-1ee2d3564c0c
IMA Classification of Painite
Approved, 'Grandfathered' (first described prior to 1959)
IMA Formula:
CaZrAl9O15(BO3)
Classification of Painite
6.AB.85
6 : BORATES
A : Monoborates
B : BO3, with additional anions; 1(D) + OH, etc.
6 : BORATES
A : Monoborates
B : BO3, with additional anions; 1(D) + OH, etc.
7.5.2.1
7 : MULTIPLE OXIDES
5 : (AB)2X3
7 : MULTIPLE OXIDES
5 : (AB)2X3
7.10.3
7 : Oxides and Hydroxides
10 : Oxides of Zr and Th
7 : Oxides and Hydroxides
10 : Oxides of Zr and Th
Mineral Symbols
As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
| Symbol | Source | Reference |
|---|---|---|
| Pai | 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 Painite
Colour:
Red, brownish, orange-red
Hardness:
8 on Mohs scale
Density:
4.01 - 4.03 g/cm3 (Measured) 4.01 g/cm3 (Calculated)
Comment:
D(calc.) = 3.996–4.020
Optical Data of Painite
Type:
Uniaxial (-)
RI values:
nω = 1.816 nε = 1.788
Max Birefringence:
δ = 0.028
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
and does not take into account mineral colouration.
Surface Relief:
Very High
Pleochroism:
Strong
Comments:
Ruby-red // to [0001]; pale brownish orange or pale red-orange perpendicular to [0001].
Chemistry of Painite
Mindat Formula:
CaZrAl9(BO3)O15
Crystallography of Painite
Crystal System:
Hexagonal
Class (H-M):
6/m - Dipyramidal
Space Group:
P63/m
Cell Parameters:
a = 8.724(1) Å, c = 8.464(2) Å
Ratio:
a:c = 1 : 0.97
Unit Cell V:
557.88 ų (Calculated from Unit Cell)
Morphology:
Elongate crystals.
Comment:
Data from Armbruster et al. (2004); previously assumed to have space group P63.
Crystal Structure
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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure
| ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
|---|---|---|---|---|---|---|---|
| 0000495 | Painite | Moore P B, Araki T (1976) Painite, CaZrB[Al9O18]: Its crystal structure and relation to jeremejevite, B5[X3Al6(OH)3O15], and fluoborite, B3[Mg9(F,OH)9O9] American Mineralogist 61 88-94 |  | 1976 | 0 | 293 | |
| 0003470 | Painite | Armbruster T, Dobelin N, Peretti A, Gunther D, Reusser E, Grobety B (2004) The crystal structure of painite CaZrB[Al9O18] revisited American Mineralogist 89 610-613 | | 2004 | Mogok | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 5.76 Å | (vs) |
| 3.70 Å | (s) |
| 2.520 Å | (vs) |
| 2.370 Å | (s) |
| 2.008 Å | (s) |
| 1.726 Å | (ms) |
| 1.423 Å | (ms) |
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| Near-surface Processes | |
| 23 : Subaerial aqueous alteration by non-redox-sensitive fluids (see also #47) | |
| 26 : Hadean detrital minerals |
Type Occurrence of Painite
General Appearance of Type Material:
Single crystal.
Place of Conservation of Type Material:
Natural History Museum, London, United Kingdom, number BM 1954,192 (holotype).
National Museum of Natural History, Washington, D.C., USA, number 142506 (holotype).
National Museum of Natural History, Washington, D.C., USA, number 142506 (holotype).
Geological Setting of Type Material:
Gem gravels.
Associated Minerals at Type Locality:
Other Language Names for Painite
Common Associates
Associated Minerals Based on Photo Data:
| 38 photos of Painite associated with Ruby | Al2O3 |
| 7 photos of Painite associated with Corundum | Al2O3 |
| 2 photos of Painite associated with Calcite | CaCO3 |
| 2 photos of Painite associated with Phlogopite | KMg3(AlSi3O10)(OH)2 |
| 1 photo of Painite associated with Spinel | MgAl2O4 |
| 1 photo of Painite associated with Sapphire | Al2O3 |
Related Minerals - Strunz-mindat Grouping
| 6.AB. | Rhabdoborite-(Mo) | Mg12Mo6+1.33O6(BO3)6F2 |
| 6.AB. | Chubarovite | KZn2(BO3)Cl2 |
| 6.AB. | Savelievaite | Mg2Cr3+O2(BO3) |
| 6.AB.05 | Hambergite | Be2(BO3)(OH) |
| 6.AB.10 | Berborite | Be2(BO3)(OH,F) · H2O |
| 6.AB.15 | Jeremejevite | Al6(BO3)5(F,OH)3 |
| 6.AB.20 | Warwickite | (Mg,Ti,Fe,Al)2O(BO3) |
| 6.AB.20 | Yuanfuliite | Mg(Fe3+,Al)O(BO3) |
| 6.AB.25 | Karlite | (Mg,Al)6.5(BO3)3(OH)4(◻,Cl)0.5 |
| 6.AB.30 | Azoproite | (Mg,Fe2+)2(Fe3+,Ti,Mg)(BO3)O2 |
| 6.AB.30 | Bonaccordite | Ni2Fe3+(BO3)O2 |
| 6.AB.30 | Fredrikssonite | Mg2(Mn3+,Fe3+)(BO3)O2 |
| 6.AB.30 | Ludwigite | Mg2Fe3+(BO3)O2 |
| 6.AB.30 | Vonsenite | Fe2+2Fe3+(BO3)O2 |
| 6.AB.30 | Marinaite | Cu2Fe3+O2(BO3) |
| 6.AB.35 | Pinakiolite | (Mg,Mn2+)2Mn3+(BO3)O2 |
| 6.AB.35 | Folvikite | Sb5+Mn3+(Mg,Mn2+)10O8(BO3)4 |
| 6.AB.40 | Blatterite | Sb5+3(Mn3+,Fe3+)9(Mn2+,Mg)35(BO3)16O32 |
| 6.AB.40 | Chestermanite | Mg2(Fe3+,Mn3+,Al,Sb3+)(BO3)O2 |
| 6.AB.40 | Orthopinakiolite | (Mg,Mn2+)2Mn3+(BO3)O2 |
| 6.AB.40 | Takéuchiite | (Mg,Mn2+)2(Mn3+,Fe3+)(BO3)O2 |
| 6.AB.45 | Hulsite | (Fe2+,Mg)2(Fe3+,Sn)(BO3)O2 |
| 6.AB.45 | Magnesiohulsite | (Mg,Fe2+)2(Fe3+,Sn,Mg)(BO3)O2 |
| 6.AB.45 | Aluminomagnesiohulsite | (Mg,Fe2+)2(Al,Mg,Sn)(BO3)O2 |
| 6.AB.50 | Fluoborite | Mg3(BO3)(F,OH)3 |
| 6.AB.50 | Hydroxylborite | Mg3(BO3)(OH)3 |
| 6.AB.55 | Shabynite | Mg5(BO3)(OH)5(Cl,OH)2 · 4H2O |
| 6.AB.55 | Wightmanite | Mg5(BO3)O(OH)5 · 2H2O |
| 6.AB.60 | Gaudefroyite | Ca4Mn3+2-3(BO3)3(CO3)(O,OH)3 |
| 6.AB.65 | Sakhaite | Ca48Mg16(BO3)32(CO3)16 · 2(H2O,HCl) |
| 6.AB.70 | Harkerite | Ca48Mg16[AlSi4O15(OH)]4(BO3)16(CO3)16 · 2(H2O,HCl) |
| 6.AB.75 | Pertsevite-(F) | Mg2(BO3)(F,OH) |
| 6.AB.75 | Pertsevite-(OH) | Mg2(BO3)(OH) |
| 6.AB.80 | Jacquesdietrichite | Cu2(H2BO3)(OH)3 |
| 6.AB.85 | Rhabdoborite-(V) | Mg12(V5+,Mo6+,W6+)1.5O6{[BO3]6-x[(P,As)O4]xF2-x} (x < 1) |
| 6.AB.85 | Rhabdoborite-(W) | Mg12(W6+,V5+)1.5O6{[BO3]6-x[(P,As)O4]xF2-x} |
| 6.AB.90 | Mengxianminite | (Ca,Na)2Sn2(Mg,Fe)3Al8[(BO3)(BeO4)O6]2 |
Other Information
Notes:
Insoluble in acids and only slowly attacked by fusion with sodium carbonate or with sodium pyrosulphate.
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 Painite
mindat.org URL:
https://www.mindat.org/min-3063.html
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References for Painite
Reference List:
Claringbull, G. F., Hey, Max H., Payne, C. J. (1957) Painite, a new mineral from Mogok, Burma. Mineralogical Magazine and Journal of the Mineralogical Society, 31 (236) 420-425 doi:10.1180/minmag.1957.031.236.11
Moore, Paul Brian, Araki, Takaharu (1976) Painite, CaZrB[Al9O18]: Its crystal structure and relation to jeremejevite, B5[◻3Al6(OH)3O15], and fluoborite, B3[Mg9(F,OH)9O9]. American Mineralogist, 61 (1-2) 88-94
Localities for Painite
symbol to view information about a locality.
The Locality List
- 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).
All localities listed without proper references should be considered as questionable.
Myanmar | |
| Rossman GR et al. (2005) +2 other references |
| Kyaw Thu (2007) |
| Themelis (2008) | |
| Themelis (2008) | |
| Jordi Fabre collection | |
| Kyaw Thu (2007) +1 other reference |
| Themelis (2008) | |
| Kyaw Thu (2007) +1 other reference | |
| Pavel.M. Kartashov (n.d.) | |
| Mineralogical Magazine (1957) +1 other reference |
| Kyaw Thu (2007) |
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Hinthar-taung, Wet-loo, Kyauk-Pyat-That, Mogok Township, Pyin-Oo-Lwin District, Mandalay Region, Myanmar