Here's a question for you.

If you have something like an endoscope except controlled remotely doctors and healthcare workers could in essence use it as a sort of reconnoissance tool for diagnosing injuries and illnesses.

Explanation:

phaneritic textures in which phaner means visible so phaneritic textures are standard of impertinent volcanic rocks. these rocks crystallized gradually under the surface of earth. when the magma cools deliberately then the ores have chance to develop and produce long crystals.