JAROSITE


Meaning of JAROSITE in English

General Information:

Chemical Formula:

KFe+++3(SO4)2(OH)6

Composition:

(Molecular Weight = 500.81 gm)

Potassium 7.81 % K

Iron 33.45 % Fe

Hydrogen 1.21 % H

Sulfur 12.81 % S

Oxygen 44.73 % O

Empirical Formula:

KFe2+3(SO4)2(OH)6

Environment:

Secondary mineral, forming under conditions of weathering in arid climates.

Locality:

Barranco Jaroso in southern Spain.

Name Origin:

Named after its locality.

Physical Properties:

Cleavage:

[0001] Distinct

Color:

brown, yellow, yellow brown, or light yellow.

Density:

2.9 - 3.3, Average = 3.09

Diaphaniety:

Translucent

Habits:

Crystalline - Fine - Occurs as well-formed fine sized crystals., Fibrous - Crystals made up of fibers., Massive - Uniformly indistinguishable crystals forming large masses.

Hardness:

2.5-3.5 - Finger Nail-Copper Penny

Luminescence:

None.

Luster:

Vitreous (Glassy)

Streak:

yellow

More details...

Mineralogy database English vocab.      Английский словарь базы данных минералогии .