Answer: the amount of silica minerals in granite
Explanation:
Usually, 70-77 percent silica, 11-13 percent alumina, 3-5 percent potassium oxide, 3-5 percent soda, 1 percent lime, 2-3 percent total iron, and less than 1 percent magnesia and titania are the chemical composition of granite. Rhyolite is another kind of volcanic rock with a similar or equivalent chemical composition and mineralogy. Due to high precense of silica the color of granite appears lighter.
Sustainable development has been defined<span> in many ways, but the most frequently quoted </span>definition<span> is from Our Common Future, also known as the Brundtland Report: "</span>Sustainable development<span> is </span>development<span> that meets the needs of the present without compromising the ability of future generations to meet </span>their<span> own needs hope this helps</span>
Wet magma causes explosive volcanoes
Answer:
Occurrence. In primary succession pioneer species like lichen, algae and fungi as well as other abiotic factors like wind and water start to "normalize" the habitat. Primary succession begins on rock formations, such as volcanoes or mountains, or in a place with no organisms or soil.
Explanation: