User Oscar Lanzi - Earth Science Stack Exchange

3 votes

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Are there any sulphides, sulphates, carbonates that cannot be dissolved by aqua regia?

answered Nov 22, 2020 at 15:43

3 votes

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How do mountain springs get their water?

answered Jun 15, 2020 at 21:51

3 votes

Is Earth's atmosphere 1600 km thick?

answered Jun 27, 2020 at 12:42

3 votes

Will increased level of ocean acidity lead to more frequent acid rain?

answered Jul 1, 2020 at 22:45

3 votes

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Is Alert (in Canada) a harbor/port?

answered Jul 5, 2020 at 20:45

3 votes

Why are there no tholins in the inner solar system?

answered Oct 2, 2022 at 20:10

3 votes

What percent of the Earth's core is uranium?

answered Jan 23, 2023 at 1:48

3 votes

Is $\ce{CO_2}$ in photosynthesis the only way for carbon to become organic?

answered Feb 7, 2023 at 2:44

3 votes

What is the climate footprint of burning lignite coal - once you account for the athmosheric cooling effect of sulfur dioxide?

answered May 6, 2023 at 13:22

3 votes

What kind of chromium is in common limestone?

answered Sep 4, 2022 at 0:57

3 votes

Is it possible to reliably infer the anthropogenic contribution to the post-industrial rise in $\ce{CO2}$ from $^{14}\ce{C}$ observations?

answered May 24, 2022 at 10:42

3 votes

What causes "Smokey" weather?

answered Jun 21, 2022 at 9:23

3 votes

How much of Earth's oceans has each of the listed features?

answered Aug 6, 2022 at 0:45

3 votes

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When diamonds "migrate" from deep underground to the surface, do they maintain pressure inside when there is no more pressure outside? If so, how?

answered Feb 13, 2022 at 17:47

2 votes

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What is the right term to describe the observation that your true bearing changes if you move in a non-cardinal direction on a globe?

answered Apr 28, 2022 at 11:14

2 votes

How plausible is it that "a portion of the ocean's floor" could suddenly be "thrown up to the surface" as described in this Lovecraft story?

answered May 15, 2022 at 16:24

2 votes

What is the elevation angle of sun at lunar poles?

answered Mar 4, 2022 at 10:22

2 votes

Ways of detecting underground bodies of water

answered Jun 4, 2022 at 23:43

2 votes

Where is basalt in the Goldich dissolution series?

answered Jun 14, 2022 at 10:10

2 votes

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Is there superionic ice in the earth? and how did it get there?

answered Aug 22, 2022 at 23:30

2 votes

Why is there gold in the earth's crust?

answered Mar 15, 2023 at 0:14

2 votes

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Why isn't Panama considered an intercontinental country?

answered Jul 13, 2023 at 21:15

2 votes

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Why do clouds have ceilings and bases?

answered Jul 3, 2020 at 15:21

2 votes

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Is there really precipitation on Mars? Does frost count?

answered Dec 3, 2020 at 19:48

2 votes

Why is calcium so much more abundant in/on Earth's crust (and oceans) than it is elsewhere? (relatively speaking...)

answered Feb 12, 2021 at 22:07

2 votes

Feldspar content of coarse-grained igneous rocks

answered Mar 8, 2021 at 22:13

2 votes

Where does molecular hydrogen in the atmosphere come from?

answered Aug 23, 2020 at 17:05

2 votes

Last ice age: did glaciers move South or move downhill?

answered Dec 27, 2020 at 16:10

2 votes

What is a good definition for "lattice bound" and is iron within octahedral sites of illite considered lattice bound or interstitial?

answered Feb 26 at 23:53

2 votes

If there was less carbon dioxide, would rain be basic?

answered Jun 18 at 23:24

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91 Answers

Are there any sulphides, sulphates, carbonates that cannot be dissolved by aqua regia?

How do mountain springs get their water?

Is Earth's atmosphere 1600 km thick?

Will increased level of ocean acidity lead to more frequent acid rain?

Is Alert (in Canada) a harbor/port?

Why are there no tholins in the inner solar system?

What percent of the Earth's core is uranium?

Is $\ce{CO_2}$ in photosynthesis the only way for carbon to become organic?

What is the climate footprint of burning lignite coal - once you account for the athmosheric cooling effect of sulfur dioxide?

What kind of chromium is in common limestone?

Is it possible to reliably infer the anthropogenic contribution to the post-industrial rise in $\ce{CO2}$ from $^{14}\ce{C}$ observations?

What causes "Smokey" weather?

How much of Earth's oceans has each of the listed features?

When diamonds "migrate" from deep underground to the surface, do they maintain pressure inside when there is no more pressure outside? If so, how?

What is the right term to describe the observation that your true bearing changes if you move in a non-cardinal direction on a globe?

How plausible is it that "a portion of the ocean's floor" could suddenly be "thrown up to the surface" as described in this Lovecraft story?

What is the elevation angle of sun at lunar poles?

Ways of detecting underground bodies of water

Where is basalt in the Goldich dissolution series?

Is there superionic ice in the earth? and how did it get there?

Why is there gold in the earth's crust?

Why isn't Panama considered an intercontinental country?

Why do clouds have ceilings and bases?

Is there really precipitation on Mars? Does frost count?

Why is calcium so much more abundant in/on Earth's crust (and oceans) than it is elsewhere? (relatively speaking...)

Feldspar content of coarse-grained igneous rocks

Where does molecular hydrogen in the atmosphere come from?

Last ice age: did glaciers move South or move downhill?

What is a good definition for "lattice bound" and is iron within octahedral sites of illite considered lattice bound or interstitial?

If there was less carbon dioxide, would rain be basic?