How would the hardness and density of a mineral that formed through metamorphism would compare to a mineral that formed through evaporation

What structure on the south african coast has a range of 63 km and releases flashes every 30 seconds?

Uncle tom's cabin started out as a series of articles printed in the national era, a newspaper.

Which of these is a drawback of using natural gas? a. it is fairly safe for use in homes. b. it burns more cleanly than crude oil products. c. scientists have developed new ways of extracting it. d. during its extraction, groundwater can be contaminated.