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.
A quincentennial is the 500th anniversary of an event.
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.
volcanoes usually not associated with?
It represents the approximate number associated with some ongoing event - whatever the event may be.
Staurolite is the state of Georgia's state mineral.
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".
summer solsticeStonehenge is associated with the summer Solstice.
This cataclysmic event is called eruption.
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.