BACK
HOME
|
|
|
Microcline (KAlSi3O8) NS2497 |
|
|
Crystal system |
monoclinic. |
Habit |
prismatic crystals frequently twinned which produces a cross-check or "tartan" look on the mineral face. |
Cleavage |
good to perfect. |
Fracture |
uneven. |
Hardness |
6 |
Specific Gravity |
2.54-2.57 |
Color |
white to pale yellow, and in rare circumstances red or green. |
Luster |
vitreous, transparent to translucent. |
Streak |
white. |
Distinguishing features |
the cross-checked or "tartan" appearance is characteristic of microcline. |
Uses |
green variety is polished and formed into beads for use as jewelry.
|
|
Crystal
Chemical
Gravity
Color
Species
Catalog
Other species samples
|