Questão de Inglês — Interpretação de texto | Reading comprehension — FGV 2025
InglêsInterpretação de texto | Reading comprehension
- Código
- fg124390
- Banca
- FGV
- Órgão
- CPRM
- Ano
- 2025
- Nível
- Superior
Jadarite, described as ‘Earth's kryptonite twin,’ has potential to
replace fossil fuels
A plain-white mineral found in western Serbia has a name straight
out of the comics and a chemical profile that battery makers crave.
Called jadarite, also known as sodium-lithium- boron silicate
hydroxide, was first pulled from drill cores in 2004 and officially
recognized as a new mineral two years later.
Geologists soon noticed that the formula on the sample label
matched the faux “kryptonite” shown in a 2006 Superman film,
minus the fluorine and the green glow. That pop-culture twist
helped the discovery grab headlines, yet the real excitement lies in
what the mineral could do for electric vehicles and renewable
power storage.
Jadarite occurs as dull, chalky nodules tucked inside fine-grained
shale in the Jadar Valley. The host rocks formed in an ancient lake
basin rich in volcanic ash, allowing lithium and boron to build up in
the pore waters until the mineral crystallized. Those conditions
have been found only in Serbia so far, making the deposit both
unique and strategically valuable.
Michael Page, a process chemist at Australia’s Nuclear Science and
Technology Organisation (ANSTO), points out that the valley “is
considered one of the largest lithium deposits in the world, making
it a potential game-changer for the global green energy
transition.” […]
Serbian communities are not unanimous in welcoming the mine.
Environmental groups warn that alkali-rich tailings could leak into
the Jadar River and harm local agriculture. Independent studies
have found elevated boron and lithium downstream of exploratory
boreholes, fueling weekly protests in Belgrade.
Supporters counter that rigorous water-management plans and
sealed tailings cells can limit impacts, and that the economic gains,
including thousands of skilled jobs, are hard to ignore. European
automakers also see the project as a chance to shorten supply
chains now dominated by South American brines and Chinese
refiners.
Whether or not the Jadar project reaches full production, the
mineral has already altered the critical-minerals map. Its existence
proves that lithium can concentrate outside traditional pegmatites
and brines, broadening the hunt to basins once dismissed as
uneconomic clay.
Researchers are now experimenting with synthetic pathways,
seeding gels of silica, borate, and lithium under lake-like conditions
to see if jadarite can be grown on demand. Success could pave the
way for engineered deposits that bypass mining altogether. For
now, though, nature’s one known batch in western Serbia remains
the focus of intense scientific, industrial, and public scrutiny.
Adapted from https://www.earth.com/news/jadarite-described-as-earthskryptonite-twin-has-potential-to-replace-fossil-fuels/
In the fragment “a chemical profile that battery makers crave” (1st paragraph), the verb is close in meaning to
- Aput forward.
- Byearn for.
- Cfind out.
- Dtrade in.
- Edig up.