Bonus
Rich deposits of chromite formed within these features are often described as “podiform.” For 10 points each:
[10h] Name these features whose components often mix to form namesake mélanges (“may-LON-jiz”). Harzburgite (“HARTS-burg-ite”) and dunite (“DOON-ite”) are usually found toward the bottom of these features, which are underlain by a layer called the metamorphic sole.
ANSWER: ophiolites [accept ophiolitic chromitites or ophiolitic mélanges]
[10m] Layers of this rock are found below sheeted dike complexes and above peridotite in ophiolite sequences. This igneous rock is the intrusive equivalent of basalt.
ANSWER: gabbros
[10e] This term is often used to describe dark-colored igneous rocks like gabbro. In general, this portmanteau term refers to rocks that are rich in magnesium and iron, in contrast with felsic rocks.
ANSWER: mafic [accept ferromagnesian]
<Other Science>
Answerlines and category may not exactly match the version played at all sites
Conversion
| Team | Opponent | Part 1 | Part 2 | Part 3 | Total | Parts |
|---|---|---|---|---|---|---|
| British Columbia | UC Berkeley B | 0 | 0 | 0 | 0 | |
| Chicago B | Texas | 0 | 10 | 10 | 20 | ME |
| Florida | Arizona State | 0 | 0 | 10 | 10 | E |
| Georgia State | NYU | 0 | 0 | 0 | 0 | |
| Illinois A | Northwestern | 0 | 10 | 10 | 20 | ME |
| Indiana | Toronto A | 0 | 0 | 10 | 10 | E |
| Iowa State | Cornell A | 0 | 10 | 10 | 20 | ME |
| MIT | Georgia Tech | 10 | 10 | 10 | 30 | HME |
| Maryland | Cornell B | 0 | 0 | 10 | 10 | E |
| Minnesota | Harvard | 0 | 0 | 10 | 10 | E |
| North Carolina A | Chicago A | 0 | 10 | 10 | 20 | ME |
| North Carolina B | Illinois B | 0 | 0 | 10 | 10 | E |
| Ohio State | Winona State | 0 | 0 | 10 | 10 | E |
| Stanford | Columbia A | 0 | 0 | 10 | 10 | E |
| Toronto B | Johns Hopkins | 0 | 0 | 10 | 10 | E |
| UC Berkeley A | Rutgers | 0 | 10 | 10 | 20 | ME |
| UCF | RIT | 0 | 0 | 10 | 10 | E |
| Vanderbilt | Michigan | 0 | 0 | 10 | 10 | E |
| Virginia | Columbia B | 0 | 0 | 10 | 10 | E |
| Virginia Tech | Toronto C | 0 | 10 | 10 | 20 | ME |
| WUSTL B | LSE | 0 | 10 | 10 | 20 | ME |
| Waterloo A | WUSTL A | 0 | 0 | 10 | 10 | E |
| Waterloo B | Penn State | 0 | 0 | 10 | 10 | E |
| Yale | Ottawa | 0 | 0 | 10 | 10 | E |
Summary
| Tournament | Exact Match? | Heard | PPB | Easy % | Medium % | Hard % |
|---|---|---|---|---|---|---|
| 2025 ACF Nationals | Yes | 24 | 12.92 | 92% | 33% | 4% |