Lime Mineral Data

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General Lime Information

Chemical Formula:

CaO

Composition:

Molecular Weight = 56.08 gm

Calcium 71.47 % Ca 100.00 % CaO

Oxygen 28.53 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

CaO

Environment:

Thermally metamorphosed calcareous ejecta.

IMA Status:

Valid Species (Pre-IMA) 1935

Locality:

Vesuvius, Campania, Italy Link to MinDat.org Location Data.

Name Origin:

Named from the Old English, quicklime.

Name Pronunciation:

Lime

Synonym:

Calcium Oxide

Chaux

ICSD 75785

PDF 37-1497

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Lime Crystallography

Cell Dimensions:

a = 4.797, Z = 4; V = 110.38 Den(Calc)= 3.37

Crystal System:

Isometric - HexoctahedralH-M Symbol (4/m 3 2/m) Space Group: F m3m

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

By Intensity(I/I_o): 2.405(1), 1.701(0.45), 2.778(0.34),

Crystal Structure:

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Fiquet G , Richet P , Montagnac G , Physics and Chemistry of Minerals , 27 (1999) p.103-111, High-temperature thermal expansion of lime, periclase,, corundum and spinel, Sample: PtRh10% heating wire, T = 298 K

View Additional jPOWD Structure files for Lime
[1] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [2] [20] [21] [22] [23] [24] [25] [26] [27] [28] [29] [3] [30] [31] [32] [33] [34] [35] [36] [37] [38] [39] [4] [40] [41] [42] [43] [44] [45] [46] [47] [48] [49] [5] [50] [51] [52] [53] [6] [7] [8] [9]

Physical Properties of Lime

Color:

White.

Density:

3.345

Hardness:

3.5 - Copper Penny

Optical Properties of Lime

Gladstone-Dale:

CI meas= -0.193 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= -0.184 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2487,KPDmeas= 0.2505,KC= 0.21
Ncalc = 1.7 - 1.71

Optical Data:

Isotropic, n=1.838.

Calculated Properties of Lime

Electron Density:

Bulk Density (Electron Density)=3.37 gm/cc
note: Specific Gravity of Lime =3.37 gm/cc.

Fermion Index:

Fermion Index = 0.001101781
Boson Index = 0.998898219

Photoelectric:

PE_Lime= 8.75 barns/electron
U=PE_Lime x rElectron Density= 29.44 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Lime is Not Radioactive

Lime Classification

Dana Class:

04.02.01.05 (04)Simple Oxides

(04.02)with a cation charge of 2+ (A++ O)

(04.02.01)Periclase group (Isometric, Fm3m)

04.02.01.01 Periclase MgO F m3m 4/m 3 2/m

04.02.01.02 Bunsenite NiO F m3m 4/m 3 2/m

04.02.01.03 Manganosite MnO F m3m 4/m 3 2/m

04.02.01.04 Monteponite CdO F m3m 4/m 3 2/m

04.02.01.05 Lime CaO F m3m 4/m 3 2/m

04.02.01.06 Wustite FeO F m3m 4/m 3 2/m

04.02.01.07 Hongquiite* TiO F m3m 4/m 3 2/m

Strunz Class:

04.AB.25 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate

04.A - Metal:Oxygen = 2.1 and 1:1

04.AB -M:O = 1:1 (and up to 1:1.25); with small to medium-sized cations only

04.AB.25 Bunsenite NiO F m3m 4/m 3 2/m

04.AB.25 Lime CaO F m3m 4/m 3 2/m

04.AB.25 Monteponite CdO F m3m 4/m 3 2/m

04.AB.25 Manganosite MnO F m3m 4/m 3 2/m

04.AB.25 Periclase MgO F m3m 4/m 3 2/m

04.AB.25 Wustite FeO F m3m 4/m 3 2/m

Other Lime Information

References:

NAME( AntBidBlaNic3) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)

See Also:

Links to other databases for Lime :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - Google Images
4 - Google Scholar
5 - Handbook of Mineralogy (MinSocAm)
6 - Handbook of Mineralogy (UofA)
7 - MinDAT
8 - MinMax(Deutsch)
9 - MinMax(English)
10 - Mineralienatlas (Deutsch)
11 - QUT Mineral Atlas
12 - Ruff.Info
13 - University of Colorado - Mineral Structure Data
14 - WWW-MINCRYST

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

Lime

CaO
Dana No: 04.02.01.05 Strunz No: 04.AB.25
Locality:

Notes: