THORITE


Meaning of THORITE in English

General Information:

Chemical Formula:

ThSiO4

Composition:

(Molecular Weight = 324.12 gm)

Thorium 71.59 % Th

Silicon 8.67 % Si

Oxygen 19.74 % O

Empirical Formula:

Th(SiO4)

Environment:

Augite-syenite rocks.

Locality:

Island of Lovo, Norway

Name Origin:

From the presence of the element Thorium, a highly radioactive material.

Physical Properties:

Cleavage:

[110] Poor

Color:

brownish yellow, brownish black, yellow, dark brown, or orange.

Density:

4 - 6.7, Average = 5.35

Diaphaniety:

Subtransparent to subtranslucent

Habits:

Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline)., Granular - Generally occurs as anhedral to subhedral crystals in matrix., Massive - Granular - Common texture obser ved in granite and other igneous rock.

Hardness:

5 - Apatite

Luminescence:

None.

Luster:

Resinous

Streak:

light brown

More details...

Mineralogy database English vocab.      Английский словарь базы данных минералогии .