Staurolite is typically associated with metamorphism, and can in fact be used to learn at what temperature, depth, and pressure the rock underwent metamorphism.
metamorphic
It is a mineral.
Staurolite is mainly used for sand blasting, or in cement mixtures to supply the necessary iron and aluminum. It is magnetic and a nonconductor, so it can be easily separated with magnets and High Tension Roll processes.
A quincentennial is 500 years. It signifies a significant milestone, usually associated with commemorating an event or anniversary that occurred 500 years ago.
It represents the approximate number associated with some ongoing event - whatever the event may be.
Staurolite is the state of Georgia's state mineral.
volcanoes usually not associated with?
summer solsticeStonehenge is associated with the summer Solstice.
This cataclysmic event is called eruption.
Yes, they can make a chirping sound. It is usually associated with distress/stress. If something has upset them you will hear a chirping sound. It's rarely associated with a "happy event".
There can be any amount of rain or no rain at all. A tsunami is not a weather-related event but a geologic event usually triggered by an earthquake.
Earthquakes.