Questions tagged [lava]

For questions that include molten rock.

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3
votes
2answers
154 views

Would an deep sea lava river be feasible?

I don't wanna reveal too much about my world, however, the basic idea is that there is a town of people who live deep underwater (they are biologically capable of doing underwater gas exchange and ...
3
votes
4answers
492 views

Feasibility of lava beings?

Could a creature be made entirely, or mostly of magma or lava? Could it sustainably live in or near a volcano for an extended period of time? Rocks around the outside are optional, and encouraged. If ...
6
votes
2answers
141 views

Ice-World / Cryo-World Settlement (amorphous cryolava / cryomagma)

I was watching a program about the New Horizons space probe and was fascinated by the new revelations about cryolava/cryomagma, and the amorphous planes covering Pluto(98% nitrogen ice). I'm ...
7
votes
2answers
388 views

Three of the Four Kinds of Volcanic Eruptions…Underwater

A volcanic eruption is measured in two constants--gas and viscosity. For clearance, low viscosity is like squirting water off a nozzle, whereas high viscosity is like squirting caramel off a nozzle, ...
6
votes
3answers
184 views

Sea of Fire in Polar Regions

Would it be possible to have a cold and remote polar region if the oceans are made of fire? By that, I mean that in the place of water, there exists lava.
2
votes
7answers
635 views

Lava behind a forcefield; How to solidify the lava in contact? [closed]

I have a volcano spewing a lavaflow over the countryside. I have a small valley area protected by an advanced forcefield. It is an extended version of a space going ship's forcefields. When lava ...
15
votes
6answers
9k views

Can lava still be red hot liquid underwater?

I want a lake which contains a crater of active volcano at the bottom, which the volcano has a lava lake and the lava is still red hot in liquid state, just like lava lake above water on Earth. Is ...
2
votes
4answers
385 views

Could a geothermal plant work for several millennia

Is possible to have a geothermal plant (not necessary a very powerful one) to work for several millennia without the place where it is built over running out of heat? I found a page (don't remember ...
5
votes
3answers
399 views

What is the range of lava/magma viscosity on exoplanets; what conditions would have the least viscous lava lakes?

On planets of have different temperatures, conditions and chemical makeup of the lava/magma, what would be the least viscous lava around? (Relevant to an earlier question - What would an efficient ...
-3
votes
1answer
187 views

What can a lava-powered factory do? [closed]

Suppose we can withdraw lava underground and pump it into a factory, what will the factory do? eg: Produce bricks and other building materials Extracting minerals Generating electricity Cooking What ...
33
votes
6answers
3k views

How would a city styled like Venice be built with lava instead of water?

Imagine a Venice like city, but instead of water, it had lava/magma flowing through it. Would this be possible? Materials? Society changes?
16
votes
4answers
2k views

Castle surrounded by lava

After watching first Shrek, I got interested in one detail: Can you build a castle which is surrounded by lava, using medieval technology? For scope of this question: Imagine ultimate wealthy king/...