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Mount Erebus

All articles tagged with #mount erebus

science1 month ago•27 min saved

Antarctica’s Mount Erebus Spits Gold Dust, but Mining Is Off Limits

Mount Erebus on Ross Island hosts a persistent lava lake whose volcanic gases can carry trace gold particles into the plume. Estimates suggest about 80 grams of gold could be emitted daily (roughly 29 kilograms per year), a multi‑million‑dollar value, but any recovery would violate the Antarctic Treaty Environmental Protocol, keeping the gold out of reach while scientists study Erebus’ magma dynamics and its unique icy environment.

via ZME Science|

#antarctic-treaty #antarctica #gold

science2 months ago•9 min saved

Antarctica's Mount Erebus Ejects Gold Crystals Worth About $2 Million Annually

Antarctica’s Mount Erebus—the southernmost active volcano with a permanent lava lake—releases microscopic crystals of pure gold in its volcanic gases. About 80 grams of gold crystals are emitted daily (roughly $6,000), totaling over $2 million per year, with crystals able to travel up to 1,000 kilometers before depositing on ice. Scientists propose two main theories for formation—direct crystallization from chlorine-rich gases as they cool, or growth on the lava lake surface before release—yet the exact mechanism remains unsolved.

via NDTV|

#antarctica #atmospheric-chemistry #gold-crystals

science2 months ago•5 min saved

Antarctica's Erebus Spews Pure Gold Crystals from Its Plume

Researchers studying Mount Erebus in Antarctica found micron-scale, faceted gold crystals in snow around the crater, in the volcanic plume, and in distant Antarctic air up to 1,000 km away, with an estimated 80 grams of gold emitted daily. Erebus appears unique in producing crystalline gold particles, unlike other volcanoes, and how the gold separates from volcanic gases remains unclear. Theories include gold riding in chlorine- or sulfur-bearing gases that crystallize as they cool, or gradual formation on the lava lake surface before being carried aloft. The exact mechanism remains unresolved since a 1991 Geophysical Research Letters paper.

via ScienceAlert|

#antarctica #geochemistry #gold-crystals

science2 years ago•1 min saved

"Antarctica's Active Volcano: Spewing $6,000 Worth of Gold Dust Daily"

Mount Erebus, an active volcano in Antarctica, is estimated to release about 80 grams of gold dust daily, worth approximately $6,000, due to its gas being loaded with tiny crystals of metallic gold. The gold dust can travel up to 621 miles from the volcano, and researchers monitor it using satellites due to its remote location.

via Fox Weather |

#active-volcano #antarctica #gold-dust

science2 years ago•3 min saved

"Antarctica's Mount Erebus: Spewing Real Gold Dust and Unveiling Unknown Creatures"

Antarctica's Mount Erebus, the southernmost active volcano on Earth, has been continuously erupting since 1972 and emits plumes of gas and steam containing tiny specks of gold. The volcano churns out around 80g of gold per day, which can travel through the air and be detected 1,000km away. While Antarctic volcanoes pose logistical and climatic challenges for monitoring and predicting eruptions, a study suggests that past eruptions may have impacted the environment, including contributing to the end of the last ice age.

via indy100|

#antarctica #gold-dust #mount-erebus

science-and-environment2 years ago•1 min saved

"Antarctica's Mount Erebus: The Volcano Raining $6k Worth of Gold Daily"

Mount Erebus, an active volcano in Antarctica, spews approximately 80 grams of crystallized gold worth $6,000 daily, but its remote and inaccessible location makes it difficult to collect or investigate further. The volcano has been continuously erupting since 1972 and is known for containing a rare "lava lake" at one of its summit craters. However, due to the lack of consistent research and limited monitoring instruments in the region, there is still a lack of knowledge about volcanic activity in Antarctica and the potential events that could activate the remaining hundred-plus icy volcanoes.

via Geo News|

#antarctica #gold-dust #mount-erebus

scienceenvironment2 years ago•3 min saved

"Antarctica's Mount Erebus Volcano: A Gold Dust Eruption"

Antarctica's Mount Erebus, one of the continent's most famous active volcanoes, has been continuously erupting since 1972, emitting plumes of gas and steam along with tiny specks of gold dust. The volcano churns out around 80g of gold per day, which can travel through the air and be detected 1,000km away. While Antarctic volcanoes pose logistical and climatic challenges for monitoring and predicting eruptions, a study suggests that past eruptions may have impacted the environment, and the possibility of future eruptions from subglacial volcanoes remains.

via indy100|

#antarctica #gold-dust #mount-erebus

scienceenvironment2 years ago•3 min saved

"Antarctica's Mount Erebus: Spewing Gold Dust from the Southernmost Active Volcano"

Antarctica's Mount Erebus, one of the continent's most famous active volcanoes, has been continuously erupting since 1972, emitting plumes of gas and steam along with tiny specks of gold dust. The volcano is estimated to produce around 80g of gold per day, which can travel through the air and be detected 1,000km away. While the environmental impact of these Antarctic volcanoes is uncertain, a study suggests that past eruptions may have contributed to ozone layer depletion and the end of the last ice age. However, the likelihood of such significant environmental impacts from future eruptions remains uncertain.

via indy100|

#antarctica #gold-dust #mount-erebus

science2 years ago•1 min saved

"Antarctica's Mount Erebus: The Gold-Spewing Volcano"

Mount Erebus, an active volcano in Antarctica, is emitting approximately $6,000 worth of gold dust into the atmosphere daily, along with plumes of gas and steam. The volcano has been continuously erupting since at least 1972 and is known for containing a rare "lava lake" at one of its summit craters. However, due to geographic isolation and logistical challenges, there is still much to be understood about the volcanic activity in Antarctica, as only a small number of permanent monitoring instruments are in place to study the region's volcanic unrest.

via New York Post |

#antarctica #geology #gold

science2 years ago•3 min saved

"Antarctica's Mount Erebus: Spewing Gold and Potential Eruptions"

Antarctica's Mount Erebus, the southernmost active volcano on Earth, has been continuously erupting since 1972, emitting plumes of gas and steam along with tiny specks of gold. The volcano churns out around 80g of gold per day, which can travel through the air and be detected 1,000km away. While Antarctic volcanoes pose logistical and climatic challenges for monitoring and predicting eruptions, a study suggests that past eruptions may have impacted the environment, including contributing to the end of the last ice age.

via indy100|

#antarctica #gold-dust #mount-erebus

science2 years ago•2 min saved

"Antarctica's Mount Erebus: Gold-Spewing Volcano and Wildfire Threat"

Scientists have discovered that Mount Erebus, the tallest active volcano in Antarctica, is emitting gold particles through its volcanic gases and nearby snow, estimated to be around $6,000 worth of gold every day. This discovery was made by American geologists during an expedition in the early 1990s. Mount Erebus is also known for the tragic Air New Zealand Flight 901 crash in 1979, which resulted in the loss of all 237 passengers and 20 crew members, leading to the cessation of Antarctic sightseeing flights by the airline.

via UNILAD|

#antarctica #geology #gold

science2 years ago•3 min saved

"Unveiling Antarctica's Active Volcanoes: A Golden Eruption"

Mount Erebus, the southernmost active volcano in Antarctica, regularly emits gas and steam containing tiny metallic gold crystals, with an estimated 80 grams of gold spewed out daily. The volcano is notorious for the 1979 Air New Zealand Flight 901 disaster, where all 257 people onboard were killed after the plane crashed into the side of the volcano due to a "whiteout" caused by flat light, leading to the discontinuation of sightseeing flyovers of Antarctica by Air New Zealand.

via IFLScience|

#air-new-zealand-flight-901 #antarctica #gold-dust

science2 years ago•3 min saved

"Potential Eruption Threat: Volcanic Activity in Antarctica"

Antarctica is home to the largest volcanic region on Earth, with as many as 138 volcanoes, but only two are currently classified as active: Deception Island and Mount Erebus. Mount Erebus has been continuously erupting since at least 1972, emitting plumes of gas and steam, and occasionally spewing out rock "bombs." Deception Island, the caldera of an active volcano, last erupted in 1970. Despite the presence of fumaroles and volcanic vents, it remains challenging to predict when exactly one might erupt next due to the harsh conditions and limited monitoring instruments in Antarctica.

via Livescience.com|

#antarctica #deception-island #eruption

earth-science2 years ago•1 min saved

"Mount Erebus: A Majestic Sight as it Pierces the Clouds"

NASA's Image of the Day showcases Mount Erebus, the southernmost active volcano on Earth and the second-highest volcano in Antarctica. The image captures the summit crater of Mount Erebus peeking through the clouds, revealing its persistent lava lake. Geologists are studying the volcano's unique features, including its low water content magma, to understand why the lava lake has persisted for so long. Mount Erebus is an important site for scientific research, but its harsh climate and remote location pose challenges for researchers.

via Earth.com|

#antarctica #earth-science #lava-lake

science-and-environment2 years ago•1 min saved

Erebus Unveiled: The Antarctic Peak's Dramatic Emergence

The summit crater of Mount Erebus, the southernmost active volcano in the world, emerged above the clouds in a stunning satellite image captured by Landsat 9. Standing at 3,794 meters above sea level, Mount Erebus is part of the Ross Island volcanoes in West Antarctica. The volcano's volcanic activity is attributed to the thinning of the Earth's crust, allowing magma to ascend to the surface. The image also reveals a long-lived lava lake in the summit crater, which has been active since at least 1972. Geologists are studying the lake to understand why it has persisted for so long, with recent research suggesting low water content in the magma as a possible reason.

via SciTechDaily|

#antarctica #geology #lava-lake