Question

which rock is hard and white like milk. it was very shiny
which rock is dark as night. it made hands dirty when we touch it.​

Answer 1

Electromagnetic waves or EM waves are waves that are created as a result of vibrations between an electric field and a magnetic field. In other words, EM waves are composed of oscillating magnetic and electric fields.

i think its

1) lime

2) coal

Answer 2

Answer:

Explanation:

1)Milky Quartz is a hard rock, it is milky white in color and it looks very shiny. This is a common mineral.

2) I don't know