Epidote Flashcards
1
Q
What is Epidote’s formula?
A
(Ca2)(Al2Fe+3)(OOHSiO4Si2O7)
2
Q
What is Epidote’s hardness?
A
6-7
3
Q
What is Epidote’s cleavage?
A
{001} perfect and {100} imperfect
4
Q
What is Epidote’s form?
A
prismatic
5
Q
What is Epidote’s twinning?
A
on [100]
6
Q
What is Epidote’s crystal system?
A
monoclinic
7
Q
What is Epidote’s occurrence?
A
common accessory minerals in igneous and metamorphic rocks
8
Q
What is Epidote’s use?
A
gemstone
