MESSELITE


Meaning of MESSELITE in English

General Information:

Chemical Formula:

Ca2(Fe++,Mn)(PO4)2·2(H2O)

Composition:

(Molecular Weight = 361.75 gm)

Calcium 22.16 % Ca

Manganese 3.80 % Mn

Iron 11.58 % Fe

Phosphorus 17.12 % P

Hydrogen 1.11 % H

Oxygen 44.23 % O

Empirical Formula:

Ca2Fe2+0.75Mn2+0.25(PO4)2·2(H2O)

Name Origin:

Named after its locality, Messel, Germany.

Physical Properties:

Cleavage:

[001] Good, [010] Distinct

Color:

colorless, greenish white, gray, gray white, or white.

Density:

3 - 3.16, Average = 3.08

Diaphaniety:

Transparent

Habits:

Tabular - Form dimensions are thin in one direction., Scaly - Morphology like fish scales., Radial - Crystals radiate from a center without producing stellar forms (e.g. stibnite)

Hardness:

3.5 - Copper Penny

Luster:

Vitreous - Pearly

Streak:

white

More details...

Mineralogy database English vocab.      Английский словарь базы данных минералогии .