The table below relates to volcanoes and their magmas Complete the table by putt

Question

The table below relates to volcanoes and their magmas Complete the table by putting the indicated number of ticks in each section of the BASIC MAGMA and SILICIC MAGMA columns Marks will be lost if more than the required number of boxes is ticked magma composition (one tick per column) 45-55% SiO_2: 55-65% SiO_2 65-75% SiO_2 eruption style or volcano type (three ticks per column) Fire-fountaining Pyroclastic flow Batholith Plinian eruption column Hydrothermal deposit Alluvial fan Ring dyke Shield volcano Geyser Black smoker Volcanic dome Pahoehoe lava flow examples of dominantly basic/silicic volcanoes or volcanic areas (three ticks per column) Hawaii Cyprus Mount St Helens Matterhorn Arthur's Seat The Rocky Mountains Montserrat Tasmania Mt Everest Lapland Iceland Lassen Peak

Explanation / Answer

Answer:

a. Magma composition

45-55% Sio2 is basic magma or mafic magma

55-65% sio2 is intermediate magma (between basic and silicic magma)

65-75% is silicic magma or felsic magma.

b. Eruption style or volcano type

Fire- fountaining- is basic magma or basaltic magma.

Pyroclastic flow- silicic magma.

Batholith- silicic magma.

Volcanic dome- felsic magma or silicic.

sheild volcano- basic.

hawaii-basic.

Related Questions

Navigate

• Browse (All)
• Browse T
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.