JAROSEWICHITE


Meaning of JAROSEWICHITE in English

General Information:

Chemical Formula:

Mn++3Mn+++(AsO4)(OH)6

Composition:

(Molecular Weight = 460.72 gm)

Manganese 47.70 % Mn

Arsenic 16.26 % As

Hydrogen 1.31 % H

Oxygen 34.73 % O

Empirical Formula:

Mn2+3Mn3+(AsO4)(OH)6

Environment:

Metamorphosed Zn-Mn deposit.

IMA Status:

Approved IMA 1982

Locality:

Franklin, Sussex County, New Jersey, USA.

Name Origin:

Named for Eugene Jaroswich (1926-), chief chemist, Department of Mineral Sciences, National Museum of Natural History, Smithsonian Institution.

Physical Properties:

Cleavage:

None

Color:

dark red.

Density:

3.66

Habits:

Aggregates - Made of numerous individual crystals or clusters., Divergent - Crystals radiate from a center without producing stellar forms.,

Hardness:

4 - Fluorite

Luminescence:

Non-fluorescent.

Luster:

Vitreous (Glassy)

Streak:

reddish orange

More details...

Mineralogy database English vocab.      Английский словарь базы данных минералогии .