Obsidian - 100 pounds* Selenite Density: The density of lapis

Density: The density of lapis lazuli varies depending on its composition

Color: Lapis lazuli typically displays a deep blue color with varying intensities

including reds

Clarity: Fluorite crystals can range from transparent to translucent

Its patterns and colors are visible from the surface

Obsidian - 100 pounds* Selenite Density: The density of lapisNatural Obsidian from Mexico 100 pounds* Mostly large pieces *Requires 150lbs of shipping space Obsidian is a naturally occurring volcanic glass that typically forms when lava cools rapidly without sufficient time for crystal growth. Color: Obsidian comes in various colors, including black, brown, gray, and green. The most common is black obsidian, which is often referred to simply as "obsidian." Hardness: Obsidian has a hardness of approximately 5 to