HYDROXYAPOPHYLLITE


Meaning of HYDROXYAPOPHYLLITE in English

General Information:

Chemical Formula:

KCa4Si8O20(OH,F)·8(H2O)

IMA Status:

Approved IMA 1978

Name Origin:

From the Greek apophylliso - "it flakes off."

Physical Properties:

Cleavage:

[001] Perfect

Color:

white, pink, green, yellow, or violet.

Density:

2.3 - 2.4, Average = 2.34

Diaphaniety:

Transparent

Habits:

Crystalline - Coarse - Occurs as well-formed coarse sized crystals., Pseudo Cubic - Crystals show a cubic outline., Massive - Uniformly indistinguishable crystals forming large masses .

Hardness:

4-5 - Fluorite-Apatite

Luminescence:

None.

Luster:

Vitreous - Pearly

Streak:

white

More details...

Mineralogy database English vocab.      Английский словарь базы данных минералогии .