Vibrational Essence
Mercury(II) selenide, typically steel-grey to black. It's associated with deep transformation but is highly toxic due to mercury and selenium.
Geological Blueprint
Wikipedia Research
Related Vibrations
Formula
HgSe
Hardness (Mohs)
N/A
Crystal System
Isometric
Luster
Metallic
Streak
grayish black
Diaphaneity
opaque
Crystal Habit
Massive and as euhedral crystals