iite Mineral Data

General iite Information

Locality:

Link to MinDat.org Location Data.

Search for iite Images

Images:

Image not yet available on Webmineral.com

Try searching images.google.com or Mindat Picture Gallary for mineral pictures. Caution: The images retrieved may not be appropriate.

iite Crystallography

Axial Ratios:

a:b:c =0.9564:1:0.7625

Axial Ratios:

a:b:c =1.1101:1:0.7003

Axial Ratios:

a:b:c =1.6429:1:0.6334

Cell Dimensions:

a = 11.19, b = 10.08, c = 7.06, Z = 4; beta = 97.367° V = 789.76 Den(Calc)= 3.04

Cell Dimensions:

a = 13.124, b = 7.988, c = 5.06, Z = 4; beta = 112.25° V = 490.96 Den(Calc)= 2.71

Cell Dimensions:

a = 6.832, b = 7.143, c = 5.447, Z = 2; beta = 109.367° V = 250.78 Den(Calc)= 3.19

Physical Properties of iite

Cleavage:

{010} Good

Cleavage:

{101} Distinct

Cleavage:

{110} Perfect, {201} Good

Density:

2.696

Density:

2.98

Density:

3.06 - 3.245, Average = 3.15

Diaphaniety:

Transparent

Diaphaniety:

Transparent to Translucent

Fracture:

Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz).

Habit:

Euhedral Crystals - Occurs as well-formed crystals showing good external form.

Habit:

Inclusions - Generally found as inclusions in other minerals.

Habit:

Spherical - Spherical, rounded aggregates.

Hardness:

4.5-5 - Near Apatite

Hardness:

5 - Apatite

Hardness:

5.5 - Knife Blade

Luminescence:

Non-fluorescent.

Luster:

Vitreous (Glassy)

Luster:

Vitreous (Glassy)

Luster:

Vitreous - Pearly

Streak:

white

Streak:

white

Streak:

white

Optical Properties of iite

Optical Data:

Biaxial (+), a=1.5736, b=1.5759, g=1.5877, bire=0.0141, 2V(Calc)=48, 2V(Meas)=50.816.

Biaxial (+), a=1.602, b=1.609, g=1.621-1.623, bire=0.0190-0.0210, 2V(Calc)=72-76, 2V(Meas)=71-75.

Biaxial (-), a=1.557, b=1.565, g=1.571, bire=0.0140, 2V(Calc)=80, 2V(Meas)=81.

Other iite Information

References:

NAME( AntBidBlaNic4) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)

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

NAME( Duda&Rejl90) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)

See Also:

[an error occurred while processing this directive]