Mineralogy Database

Calcurmolite Mineral Data

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General Calcurmolite Information

Help on Chemical  Formula: Chemical Formula: Ca(UO2)3(MoO4)3(OH)2•11(H2O)
Help on Composition: Composition: Molecular Weight = 1,562.16 gm
   Calcium      2.57 %  Ca    3.59 % CaO
   Uranium     45.71 %  U    51.86 % UO2
   Molybdenum  18.42 %  Mo   27.64 % MoO3
   Hydrogen     1.55 %  H    13.84 % H2O
   Oxygen      31.75 %  O
              ______        ______ 
              100.00 %       96.93 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca•11(H2O)(UO2)3(MoO4)3(OH)2
Help on Environment: Environment: Oxidation zone of a U-Mo deposit.
Help on IMA Status: IMA Status: Approved IMA 1963
Help on Locality: Locality: Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the composition.
Help on Name Pronunciation: Name Pronunciation: Calcurmolite + Pronunciation Say CALCURMOLITE
 

Calcurmolite Image

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  Calcurmolite

Comments: Calcurmolite in yellow globular aggregates of radiating fibers.
Location: Rabejac, Lodeve, Herault, France. Scale: Picture size 7 mm.
© Thomas Witzke / Abraxas-Verlag

Calcurmolite Crystallography

Help on Crystal System: Crystal System: Monoclinic Space Group: Unk
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 7.76(1), 8.41(0.7), 3.9(0.6),
 

Physical Properties of Calcurmolite

Help on Color: Color: Honey yellow.
Help on Habit: Habit: Massive - Lamellar - Distinctly foliated fine-grained forms.
Help on Habit: Habit: Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline).
Help on Luminescence: Luminescence: Fluorescent, Short UV=bright yellow green.
 

Optical Properties of Calcurmolite

Help on Optical Data: Optical Data: Biaxial (-), a=1.77, b=1.816, g=1.856, bire=0.0860
Help on Pleochroism (x): Pleochroism (x): colorless.
Help on Pleochroism (y): Pleochroism (y): pale yellow.
Help on Pleochroism (z): Pleochroism (z): yellow.
 

Calculated Properties of Calcurmolite

Help on Fermion Index: Fermion Index: Fermion Index = 0.05
Boson Index = 0.95
Help on Photoelectric: Photoelectric: PECalcurmolite =1,199.32 barns/electron
U=PECalcurmolite x relectron= . barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 3,461,983.36 (Gamma Ray American Petroleum Institute Units)
Concentration of Calcurmolite per GRapi unit = 288.85 (PPB)

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

Estimated Maximum U.S. Postal Shipping Size (10 mRem/hr limit, Unshielded 10 cm box) 8.79 ± 2.20 grams of pure Calcurmolite .
Estimated Maximum U.S. Postal Shipping Size (10 mRem/hr limit, Unshielded 100 cm box) 878.59 ±219.65 grams of pure Calcurmolite .

Estimated Radioactivity from Calcurmolite - very strong
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 81,823,752 2.21E-03 3,461,983.36 1,138.19
100 gm 8,182,375 2.21E-04 346,198.34 113.82
10 gm 818,238 2.21E-05 34,619.83 11.38
1 gm 81,824 2.21E-06 3,461.98 1.14
0.1 gm 8,182 2.21E-07 346.20 0.11
0.01 gm 818 2.21E-08 34.62 0.01
0.001 gm 82 2.21E-09 3.46 0.00

Weight of pure Calcurmolite in grams (gm).*
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
 

Calcurmolite Classification

Help on  Dana Class: Dana Class: 49.03.01.01 (49)Basic and Hydrated Molybdates and Tungstates
  (49.03)(Hydrated, containing Hydroxyl or Halogen)
  (49.03.01)Calcurmolite Group
 
49.03.01.01 Calcurmolite Ca(UO2)3(MoO4)3(OH)2•11(H2O) Unk Mono
 
49.03.01.02 Tengchongite CaU6Mo2O25•12(H2O) A2122 2 2 2
Help on  Strunz Class: Strunz Class: 07.HB.15 07 - SULFATES (SELENATES, TELLURATES)
  07.H - Uranium and Uranyl Molybdates and Wolframates
  07.HB -With U6+
 
07.HB.15 Calcurmolite Ca(UO2)3(MoO4)3(OH)2•11(H2O) Unk Mono
 

Other Calcurmolite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Calcurmolite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info
15 - Uranium Minerals

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

Calcurmolite

Ca(UO2)3(MoO4)3(OH)2•11(H2O)
Dana No: 49.03.01.01 Strunz No: 07.HB.15
Locality:

 

Notes:

 

 
   
 


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