RoCK Fact #1
Rock, or stone, is a naturally occurring substance, a solid aggregate of one or more minerals or mineraloids. For example, granite, a common rock, is a combination of the minerals quartz, feldspar and biotite. The Earth's outer solid layer, the lithosphere, is made of rock.
RoCK Fact #2
Rock has been used by mankind throughout history. The minerals and metals found in rocks have been essential to human civilization.
RoCK Fact #3
Three major groups of rocks are defined: igneous, sedimentary, and metamorphic. The scientific study of rocks is called petrology, which is an essential component of geology.
RoCK Fact #4
Rock music has nothing to do with rocks. But it does rock, because it's rock and roll music. I've got no kick against modern jazz. Unless they try to play it too darn fast and lose the beauty of the melody until they sound just like a symphony. That's why I go for that that rock and roll music .
RoCK Fact #5
A rock was the first lethal weapon ever used by primitive homo sapiens. A later "Lethal Weapon" was the 1987 film starring Mel Gibson and Danny Glover.
RoCK Fact #6
Alexandrite is a rock that is said to impart the user with joy, empowerment and, hope. This is, of course, total bullshit. It's just a rock.