Glucine Mineral Data

Glucine Mineral Data +

General Glucine Information

Chemical Formula:

CaBe4(PO4)2(OH)4·0.5(H2O)

Composition:

Molecular Weight = 343.11 gm

Calcium 11.68 % Ca 16.34 % CaO

Beryllium 10.51 % Be 29.16 % BeO

Phosphorus 18.05 % P 41.37 % P₂O₅

Hydrogen 1.47 % H 13.13 % H₂O

Oxygen 58.29 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

CaBe₄(PO₄)₂(OH)₄·0.5(H₂O)

Environment:

In mica-fluorite veins.

IMA Status:

Approved IMA 1963

Locality:

Ural Mountains, Russia. Link to MinDat.org Location Data.

Name Origin:

Named for the alternative name for beryllium: Glucinum.

Glucine Image

Images:

Glucine Moraesite

Comments: Light brown glucine with white moraesite.
Location: Boevskoye Mine, Sverdlovsk District, Middle Urals, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Glucine Crystallography

Crystal System:

MonoclinicSpace Group: ?

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

By Intensity(I/I_o): 1.39(1), 2.41(1), 10.8(1),

Physical Properties of Glucine

Color:

Colorless, White.

Density:

2.32 - 2.4, Average = 2.36

Habit:

Concretionary - Rounded massive fine-grained materials.

Habit:

Massive - Fibrous - Distinctly fibrous fine-grained forms.

Hardness:

5 - Apatite

Streak:

white

Optical Properties of Glucine

Gladstone-Dale:

CI meas= -0.052 (Good) - where the CI = (1-KPDmeas/KC)
KPDmeas= 0.2363,KC= 0.2246

Optical Data:

Biaxial (?), a=1.547, b=1.555, g=1.571, bire=0.0240

Calculated Properties of Glucine

Electron Density:

r_electron=2.35 gm/cc
note: r_Glucine=2.36 gm/cc.

Fermion Index

Fermion Index = 0.1055
Boson Index = 0.8945

Photoelectric:

PE_Glucine= 2.43 barns/electron
U=PE_Glucine x r_electron= 5.71 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Glucine is Not Radioactive

Glucine Classification

Dana Class:

42.4.10.1 (42)Hydrated Phosphates, etc., Containing Hydroxyl or Halogen

(42.4)where (AB)5 (XO4)2 Zq · x(H2O)

(42.4.10)Dana Group

42.4.10.1 Glucine CaBe4(PO4)2(OH)4·0.5(H2O) ? Mono

Strunz Class:

VII/D.01-30 VII - Phosphates, Arsenates and Vanadates

VII/D - Water-bearing phosphates with unfamiliar anions, mostly cations of small size: Be, Li

VII/D.01 - Moraesite - Uralolite - Roscherite series

VII/D.01-10 Moraesite Be2(PO4)(OH)·4(H2O) Cc,C 2/c Mono

VII/D.01-20 Bearsite Be2(AsO4)(OH)·4(H2O) Cc or C 2/c Mono

VII/D.01-30 Glucine CaBe4(PO4)2(OH)4·0.5(H2O) ? Mono

VII/D.01-35 Weinebeneite CaBe3(PO4)2(OH)2·5(H2O) Cc m

VII/D.01-40 Uralolite Ca2Be4(PO4)3(OH)3·5(H2O) P 2₁/n 2/m

VII/D.01-50 Zanazziite Ca2(Mg,Fe)(Mg,Fe,Al,Mn,Fe)4Be4(PO4)6(OH)4·6(H2O) C 2/c 2/m

VII/D.01-55 Greifensteinite! Ca2Be4(Fe,Mn)5(PO4)6(OH)4·6(H2O) C 2/c 2/m

VII/D.01-60 Roscherite Ca(Mn,Fe)5Be4(PO4)6(OH)4·6(H2O) C1 1

Other Glucine Information

References:

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

See Also:

Links to other databases for Glucine :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -MinDAT 7 -MinMax(Deutsch) 8 -MinMax(English) 9 -Mineralienatlas (Deutsch) 10 -QUT Mineral Atlas 11 -École des Mines de Paris

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

Glucine

CaBe4(PO4)2(OH)4·0.5(H2O)
Dana No: 42.4.10.1 Strunz No: VII/D.01-30
Locality:

Notes: