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Calciopetersite Mineral Data

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General Calciopetersite Information

Help on Chemical  Formula: Chemical Formula: CaCu6[(PO4)2(PO3OH)(OH)6]•3(H2O)
Help on Composition: Composition: Molecular Weight = 907.06 gm
   Potassium       0.09 %  K     0.10 % K2O
   Calcium         3.18 %  Ca    4.45 % CaO
   Lanthanum       0.61 %  La    0.72 % La2O3
   Cerium          1.70 %  Ce    1.99 % Ce2O3
   Praeseodymium   0.16 %  Pr    0.18 % Pr2O3
   Dysprosium      0.36 %  Dy    0.41 % Dy2O3
   Yttrium         1.27 %  Y     1.62 % Y2O3
   Ytterbium       0.19 %  Yb    0.22 % Yb2O3
   Copper         41.33 %  Cu   51.74 % CuO
   Silicon         0.25 %  Si    0.53 % SiO2
   Arsenic         1.82 %  As    2.79 % As2O5
   Phosphorus      9.25 %  P    21.20 % P2O5
   Hydrogen        1.41 %  H    12.56 % H2O
   Neodymium       1.27 %  Nd    1.48 % Nd2O3
   Oxygen         37.11 %  O
                 ______        ______ 
                 100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca0.58Y0.13Ce0.11Nd0.08La0.04K0.02Dy0.02Pr0.01Yb0.01Cu5.9Ca0.14(PO4)2.06(PO3OH)0.65 (AsO4)0.22(SiO4)0.08(OH)6�3(H2O)
Help on Environment: Environment: Occurs in cavities in quartz veins at an abandoned quarry.
Help on IMA Status: IMA Status: Approved IMA 2001 (Dana # Added)
Help on Locality: Locality: Domasov nad Bystrici, northern Moravia, Czech Republic. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Name is derived from its composition and relationship to petersite-(Y).
Help on Synonym: Synonym: IMA2001-004
 

Calciopetersite Image

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  Calciopetersite

Comments: SEM image of calciopetersite in fine radiating spray; note the hexagonal outline of crystals. (CanMin, v43:1393).
Location: Domasiov nad Bystrici, Czech Republic. Scale: See Image.
© J. Sejkora / Canadian Mineralogist

Calciopetersite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:0.44429
Help on Cell Dimensions: Cell Dimensions: a = 13.284, c = 5.902, Z = 2; V = 901.96 Den(Calc)= 3.34
Help on Crystal System: Crystal System: Hexagonal - Dipyramidal H-M Symbol (6/m) Space Group: P 63/m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 11.51(1)(100), 4.346(0.88)(210), 2.888(0.53)(221),4.14(0.46)(201), 3.321(0.44)(220), 3.837(0.38)(300), 2.51(0.37)(140), 2.877(0.37)(400), 3.184(0.35)(130),
 

Physical Properties of Calciopetersite

Help on Cleavage: Cleavage: None
Help on Color: Color: Olive green.
Help on Diaphaneity: Diaphaneity: Translucent to transparent
Help on Fracture: Fracture: Brittle - Uneven - Very brittle fracture producing uneven fragments.
Help on Habit: Habit: Acicular - Occurs as needle-like crystals.
Help on Habit: Habit: Radial - Crystals radiate from a center without producing stellar forms (e.g. stibnite)
Help on Hardness: Hardness: 3 - Calcite
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: light olive green
 

Optical Properties of Calciopetersite

Help on Gladstone-Dale: Gladstone-Dale: CI calc= -0.093 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2124,KC= 0.1943
Ncalc = 1.65
Help on Optical Data: Optical Data: Uniaxial (+), w=1.674, e=1.739-1.75, bire=0.0650-0.0760.
 

Calculated Properties of Calciopetersite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.22 gm/cc
note: Specific Gravity of Calciopetersite =3.34 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0051010581
Boson Index = 0.9948989419
Help on Photoelectric: Photoelectric: PECalciopetersite = 44.78 barns/electron
U=PECalciopetersite x relectron= 144.13 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 4,408.86 (Gamma Ray American Petroleum Institute Units)
Concentration of Calciopetersite per GRapi unit = 226.82 (PPM)

Calciopetersite is Radioactive as defined in 49 CFR 173.403. Greater than 70 Bq / gram.

Estimated Radioactivity from Calciopetersite - mild
Specimen
Size
Weight/Volume
(Sphere)
*
Calculated
Activity
Bequerols
(Bq)
Calculated
Activity
Curies (Ci)
Estimated
Activity
GR(api)
Estimated
Exposure
(mRem**)/hr
If Held in Hand
For One Hour
1000 gm / 8.30 cm 96,084 2.60E-06 4,408.86 1.45
100 gm / 3.85 cm 9,608 2.60E-07 440.89 0.14
10 gm / 1.79 cm 961 2.60E-08 44.09 0.01
1 gm / 8.30 mm 96 2.60E-09 4.41 0.00
0.1 gm / 3.85 mm 10 2.60E-10 0.44 0.00
0.01 gm / 1.79 mm 1 2.60E-11 0.04 0.00
0.001 gm / 0.83 mm 0 2.60E-12 0.00 0.00

Weight of pure Calciopetersite in grams (gm) and Calculated Diameter of a Sphere with a Density of 3.34 gm/cc.*
Goverment Estimate of Average Annual Exposure ( 360 mRem) **
Note: 10 microsieverts/hr = 1 mRem/hr **
Max Permissable Adult Dose 50,000 mRem/yr (hands), 15,000 mRem/yr (eyes)
Lethal Dose LD(50) Exposure 400,000 to 500,000 mRem
Estimated Thorium Activity ( 0.21 % Th) From Sum REE Elements ( 4.29 % REE)
 

Calciopetersite Classification

Help on  Dana Class: Dana Class: 42.05.02.02 (42)Hydrated Phosphates, etc., Containing Hydroxyl or Halogen
  (42.05)where (A)2 (XO4) Zq � x(H2O)
  (42.05.02)Mixite group (Phosphate series)
 
42.05.02.01 Petersite-(Y) (Y,Ce,Nd,Ca)Cu6(PO4)3(OH)6•3(H2O) P 63/m 6/m
 
42.05.02.02 Calciopetersite! CaCu6[(PO4)2(PO3OH)(OH)6]•3(H2O) P 63/m 6/m
Help on  Strunz Class: Strunz Class: 08.DL.15 08 - PHOSPHATES, ARSENATES, VANADATES
  08.D - Phosphates, etc
  08.DL -With large and medium-sized cations, (OH, etc.):RO4 = 2:1
 
08.DL.15 Agardite-(Dy)! (Dy,La,Ca)Cu6(AsO4)3(OH)6•3(H2O) 6/m
 
08.DL.15 Agardite-(Ca)! CaCu6(AsO4)3(OH)6•3(H2O) 6/m
 
08.DL.15 Agardite-(Ce)! (Ce,Ca)Cu6(AsO4)3(OH)6•3(H2O) P 63/m 6/m
 
08.DL.15 Agardite-(La)! (La,Ca)Cu6(AsO4)3(OH)6•3(H2O) P 63/m 6/m
 
08.DL.15 Agardite-(Nd)! (Pb,Nd,Y,La,Ca)Cu6(AsO4)3(OH)6•3(H2O) 6/m
 
08.DL.15 Agardite-(Y) (Y,Ca)Cu6(AsO4)3(OH)6•3(H2O) P 63/m 6/m
 
08.DL.15 Goudeyite (Al,Y)Cu6(AsO4)3(OH)6•3(H2O) Unk Hex
 
08.DL.15 Zalesiite! (Ca,Y)Cu6[(AsO4)2(AsO3OH)(OH)6]•3(H2O) P 63/m 6/m
 
08.DL.15 Mixite BiCu6(AsO4)3(OH)6•3(H2O) P 63/m 6/m
 
08.DL.15 Petersite-(Y) (Y,Ce,Nd,Ca)Cu6(PO4)3(OH)6•3(H2O) P 63/m 6/m
 
08.DL.15 Calciopetersite! CaCu6[(PO4)2(PO3OH)(OH)6]•3(H2O) P 63/m 6/m
 
08.DL.15 Plumboagardite! (Pb,REE,Ca)Cu6(AsO4)3(OH)6•3(H2O) P 63/m 6/m
 

Other Calciopetersite Information

Help on References: References: NAME( AmMin, v91, p710) PHYS. PROP.(AmMin, v91, p710) OPTIC PROP.(AmMin, v91, p710)
Help on See Also: See Also: Links to other databases for Calciopetersite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - MinDAT
7 - Mineralienatlas (Deutsch)
8 - Online Mineral Museum
9 - QUT Mineral Atlas
10 - Ruff.Info

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Print or Cut-and-Paste your Calciopetersite Specimen Label here :

Calciopetersite

CaCu6[(PO4)2(PO3OH)(OH)6]•3(H2O)
Dana No: 42.05.02.02 Strunz No: 08.DL.15
Locality:

 

Notes:

 

 
   
 


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