YTTRIALITE-(Y)


Meaning of YTTRIALITE-(Y) in English

General Information:

Chemical Formula:

(Y,Th)2Si2O7

Empirical Formula:

Y1.5HTh0.5Si2O7

Environment:

Associated with gadolinite.

IMA Status:

Approved IMA 1987

Locality:

Llano Co., Texas, USA.

Physical Properties:

Cleavage:

None

Color:

green or orangish yellow.

Density:

4.58

Habits:

Massive - Uniformly indistinguishable crystals forming large masses., ,

Hardness:

5-5.5 - Apatite-Knife Blade

Luminescence:

Non-fluorescent.

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Mineralogy database English vocab.      Английский словарь базы данных минералогии .