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3 votes
2 answers
49 views

Where is basalt in the Goldich dissolution series?

10 votes
2 answers
805 views

Composition of Martian Crust

4 votes
0 answers
46 views

Kinetic or equilibrium fractionation from 2H and 18O in evaporation and condensation?

1 vote
0 answers
15 views

What chemical or physical parameters altered during the usage of buffered versus unbuffered extractant for leachability of a soil or sediment?

4 votes
0 answers
29 views

Is this kind of sediment location sampling on river acceptable?

6 votes
1 answer
661 views

Do scientists ever make rock vapor in a laboratory? If so, is it ever used to study planetary or lunar formation?

0 votes
0 answers
58 views

The problem of the dissimilarity in the range of data values ​between the gridded data and the channel database in geosoft

36 votes
5 answers
16k views

Why is Earth's age given by dating meteorites rather than its own rocks?

4 votes
1 answer
180 views

How did hydrogen make its way into proto-Earth?

10 votes
3 answers
2k views

Taking into account the decay products of transuranic elements, are the world's uranium reserves growing or shrinking?

1 vote
0 answers
12 views

How should we deal with geochemical anomalies in stream sediment?

10 votes
2 answers
4k views

What is the white coating "patina" we often see on deposited chalcedony/agate?

3 votes
1 answer
44 views

Reconstructing lake level from organic and magnetic sediment data

5 votes
0 answers
42 views

Can geochemical anomalies of stream sediment samples be used directly for mapping targets?

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