Calcurmolite Mineral Data

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.

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 = 0.0504
Boson Index = 0.9496

Photoelectric:

PE_Calcurmolite=1,199.33 barns/electron
U=PE_Calcurmolite x r_electron= . barns/cc.

Radioactivity:

GRapi = 3,461,981.78 (Gamma Ray American Petroleum Institute Units)

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	81,823,746	2.21E-03	3,461,981.78	1,138.19
100 gm	8,182,375	2.21E-04	346,198.18	113.82
10 gm	818,237	2.21E-05	34,619.82	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:

49.3.1.1 (49)Basic and Hydrated Molybdates and Tungstates

(49.3)(Hydrated, containing Hydroxyl or Halogen)

(49.3.1)Dana Group

49.3.1.1 Calcurmolite Ca(UO2)3(MoO4)3(OH)2·11(H2O) Unk Mono

49.3.1.2 Tengchongite CaU6Mo2O25·12(H2O) A2122 2 2 2

Strunz Class:

VI/G.06-10 VI - Sulfates,Chromates,Molybdates and Tungstates

VI/G - Uranylmolybdates with [UO2]4+ - [MoO4]2-

VI/G.06 - Deloryite - Iriginite series

VI/G.06-05 Deloryite Cu4(UO2)(MoO4)2(OH)6 C 2/m 2/m

VI/G.06-10 Calcurmolite Ca(UO2)3(MoO4)3(OH)2·11(H2O) Unk Mono

VI/G.06-20 Tengchongite CaU6Mo2O25·12(H2O) A2122 2 2 2

VI/G.06-30 Cousinite MgU2Mo2O13·6(H2O)(?) ? Mono

VI/G.06-40 Iriginite (UO2)(Mo2O7)·3(H2O) Pbcm 2/m 2/m 2/m

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 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (UofA) 7 -MinDAT 8 -MinMax(Deutsch) 9 -MinMax(English) 10 -Mineralienatlas (Deutsch) 11 -QUT Mineral Atlas 12 - Uranium Minerals 13 -École des Mines de Paris

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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: 49.3.1.1 Strunz No: VI/G.06-10
Locality:

Notes: