Calcurmolite Mineral Data

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General Calcurmolite Information

Chemical Formula:

Ca(UO2)3(MoO4)3(OH)2•11(H2O)

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

Empirical Formula:

Ca•11(H₂O)(UO₂)₃(MoO₄)₃(OH)₂

Environment:

Oxidation zone of a U-Mo deposit.

IMA Status:

Approved IMA 1963

Locality:

Russia. Link to MinDat.org Location Data.

Name Origin:

Named for the composition.

Name Pronunciation:

Calcurmolite + Pronunciation

Calcurmolite Image

Images:

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

Crystal System:

MonoclinicSpace Group: Unk

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 7.76(1), 8.41(0.7), 3.9(0.6),

Physical Properties of Calcurmolite

Color:

Honey yellow.

Habit:

Massive - Lamellar - Distinctly foliated fine-grained forms.

Habit:

Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline).

Luminescence:

Fluorescent, Short UV=bright yellow green.

Optical Properties of Calcurmolite

Optical Data:

Biaxial (-), a=1.77, b=1.816, g=1.856, bire=0.0860

Pleochroism (x):

colorless.

Pleochroism (y):

pale yellow.

Pleochroism (z):

yellow.

Calculated Properties of Calcurmolite

Fermion Index:

Fermion Index = 0.05
Boson Index = 0.95

Photoelectric:

PE_Calcurmolite=1,199.32 barns/electron
U=PE_Calcurmolite x r_electron= . barns/cc.

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

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

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

References:

NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)

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 - Google Images
6 - Google Scholar
7 - Handbook of Mineralogy (MinSocAm)
8 - Handbook of Mineralogy (UofA)
9 - MinDAT
10 - MinMax(Deutsch)
11 - MinMax(English)
12 - Mineralienatlas (Deutsch)
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: