| Rockhound's subj. |
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| Study of rocks: abbr. |
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| Earth sci. |
Eugene Sheffer |
19 Feb 2025 |
| Subj. of John McPhee's "Annals of the Former World" |
LA Times Daily |
04 Aug 2024 |
| Earth sci |
Eugene Sheffer |
27 Sep 2022 |
| Rock sci |
Newsday |
23 Jan 2022 |
| An earth sci |
Premier Sunday |
11 Oct 2020 |
| Earth science subj |
Premier Sunday |
26 Jul 2020 |
| Earth sci |
Wall Street Journal |
29 Jun 2019 |
| Earth sci |
Eugene Sheffer |
01 May 2019 |
| Rock sci. |
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| Earth sci. |
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| Earth sci |
LA Times Daily |
10 Oct 2018 |
| Earth sci |
The Washington Post |
10 Oct 2018 |
| Earth sci. |
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| Earth sci |
Newsday |
06 Aug 2017 |
| Natural sci |
The Washington Post |
01 Jun 2017 |
| Natural sci |
LA Times Daily |
01 Jun 2017 |
| Rock sci |
The Washington Post |
02 Apr 2017 |
| Rock sci |
LA Times Daily |
02 Apr 2017 |
| Natural sci. |
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| Rocky subj.? |
LA Times Daily |
04 Oct 2015 |
| Rocky subj.? |
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| Rock fan's subj. |
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| Rock sci. |
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| Earth sci. |
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| Earth science subj. |
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| Rock sci. |
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| Hydrologist's field: Abbr. |
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| Sci. with cliff notes? |
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| Sci. with cliff notes? |
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| Rock sci. |
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| Rocky subj. |
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| Earth study (Abbr.) |
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| Earth 42-Down |
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| Earth sci. |
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| Earth 42-Down |
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| Earth sci. |
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| Earth sci. |
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| Basic sci. course dubbed "rocks for jocks" |
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| Earth science subj. |
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| Basic sci. course dubbed "rocks for jocks" |
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| Branch of sci. |
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| Rock science, in coll. schedules |
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| Subj. for rock stars? |
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| Subj. for spelunkers |
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| Civil engineer's subj. |
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| Civil engineer's subj. |
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| Earth sci. |
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| Subj. for rock stars? |
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| Subj. for spelunkers |
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| Earth sci. |
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| Rock science, in coll. schedules |
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| Rock scientist's subj. |
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| Earth sci. |
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| Sci. of earth and rocks |
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| Fossil study (Abbr.) |
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| Sci. of earth and rocks |
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| Rockhound's sci. (abbr.) |
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| Rock field: Abbr. |
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| One of the earth sciences: Abbr. |
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| Seismologist's field: Abbr. |
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| Rocky subj. |
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| One of the phys. sciences |
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| Branch of sci. |
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| Earth sci. |
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| Earth study: Abbr. |
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| An earth sci. |
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| College subj. |
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| Rock-history subj. |
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| Concern of the Dept. of the Int. |
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| Texas A&M subj. |
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| Sci. area |
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| Science subj. |
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| College course: Abbr. |
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| School subj. |
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| Earth study: Abbr. |
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| Science: Abbr. |
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| Rock sci. |
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| Science which treats of the earth: Abbr. |
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| Earth science: Abbr. |
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| One of the sciences: Abbr. |
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| A science: Abbr. |
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| Science of the history of the earth: abbr. |
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| Science course: Abbr. |
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| Important science: Abbr. |
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| Charles Lyell's science: Abbr. |
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| Science of the earth: Abbr. |
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