Which characteristic is expected of a mineral that crystallizes from lava at earth's surface

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.

where is the scientific experiment?

multiplying and dividing the two decimals and the eqations by the same number of the overalls