Blase' Skippy definition. 1. Blah - Zay Skippy: a thing that's maybe not crucial enough to be specific.2. Something that isn't important to you.3. A name that is used, during conversation, in place of an unknown person's real name. Example: Girl! You don't just give your phone number to the first Joe Blow or Blase Skippy who steps to you! by Big Momma Report definition.
5.Limestone is more porous than marble while marble is harder than limestone. 6.Limestone has gray, white, or black colors while marble, although most commonly white in color, has more diverse colors such as green and light-colored marble.
Nephrite and jadeite. Nephrite and jadeite were used from prehistoric periods for hardstone carving. Jadeite has about the same hardness as quartz. Nephrite is slightly softer but tougher (more resistant to breakage) than jadeite. It was not until the 19th century that a French mineralogist, Alexis Damour (1808-1902), determined that jade was in fact two different minerals.