Bona-Churchill Poster - 11x14inch
FREE SHIPPING IN THE UNITED STATES
Poster material: Glossy Cardstock
Size: 11 × 14 inches
*all materials are printed locally in Alaska to help support small local businesses
Bona-Churchill Massif / Bona: Naat'aayädi
Language: Upper Tanana
Meaning: Person who turned into mountain)
Volcanic Province: Wrangell Volcanic Arc
Location: Ahtna Nenn’ / East-Central Alaska, USA
Type: Stratovolcanoes
Age: Estimated 1 million years
Last Known Eruption: 847 CE
Nestled within the Wrangell Mountains of Alaska lies a fascinating duo: The massif of Mount Bona and Mount Churchill. These two behemoths are not separate peaks, but rather a single volcanic massif – a massive grouping of volcanic features – sharing a complex history.
Mount Bona: The elder statesman of the pair, Mount Bona stands tall at over 16,400 feet, making it one of the highest peaks in the Wrangell Mountains and the highest volcano entirely within the United States. Imagine a massive stratovolcano, built layer upon layer from lava flows, ash, and volcanic debris. This classic volcanic form defines Mount Bona's imposing presence.
Geological records suggest Bona's fiery beginnings date back millions of years. Throughout its history, it has experienced numerous eruptions, spewing lava and ash that sculpted its iconic slopes. Interestingly, the summit of Mount Bona isn't a single point, but rather a small, distinct stratovolcano perched atop a high platform of sedimentary rock. This unique feature adds to Bona's captivating geological story.
Mount Churchill: The younger sibling, Mount Churchill, sits roughly 2 miles southwest of Mount Bona. Unlike Bona's classic stratovolcano form, Churchill boasts a different story. It's considered a dormant volcano with a caldera – a large crater formed by the collapse of the summit area. Imagine a massive, ice-filled depression at the mountain's peak, a testament to its explosive past. This caldera measures a staggering 2.7 by 4.2 kilometers, making it one of the largest in North America.
Mount Churchill's fiery history includes a significant role in shaping the landscape. Geologists believe it was the source of two of the most voluminous volcanic eruptions in North America during the past 2,000 years. These eruptions, known as the White River Ash, deposited a thick layer of ash across vast areas of Alaska and western Canada.
Together, Mount Bona and Mount Churchill paint a compelling picture of volcanic activity in Alaska. They stand as a testament to the powerful forces that have shaped the landscape and continue to hold the potential for future eruptions, albeit on a much smaller scale. Whether admired from afar or tackled by experienced climbers, these two giants remain a captivating sight for all who encounter them.
FREE SHIPPING IN THE UNITED STATES
Poster material: Glossy Cardstock
Size: 11 × 14 inches
*all materials are printed locally in Alaska to help support small local businesses
Bona-Churchill Massif / Bona: Naat'aayädi
Language: Upper Tanana
Meaning: Person who turned into mountain)
Volcanic Province: Wrangell Volcanic Arc
Location: Ahtna Nenn’ / East-Central Alaska, USA
Type: Stratovolcanoes
Age: Estimated 1 million years
Last Known Eruption: 847 CE
Nestled within the Wrangell Mountains of Alaska lies a fascinating duo: The massif of Mount Bona and Mount Churchill. These two behemoths are not separate peaks, but rather a single volcanic massif – a massive grouping of volcanic features – sharing a complex history.
Mount Bona: The elder statesman of the pair, Mount Bona stands tall at over 16,400 feet, making it one of the highest peaks in the Wrangell Mountains and the highest volcano entirely within the United States. Imagine a massive stratovolcano, built layer upon layer from lava flows, ash, and volcanic debris. This classic volcanic form defines Mount Bona's imposing presence.
Geological records suggest Bona's fiery beginnings date back millions of years. Throughout its history, it has experienced numerous eruptions, spewing lava and ash that sculpted its iconic slopes. Interestingly, the summit of Mount Bona isn't a single point, but rather a small, distinct stratovolcano perched atop a high platform of sedimentary rock. This unique feature adds to Bona's captivating geological story.
Mount Churchill: The younger sibling, Mount Churchill, sits roughly 2 miles southwest of Mount Bona. Unlike Bona's classic stratovolcano form, Churchill boasts a different story. It's considered a dormant volcano with a caldera – a large crater formed by the collapse of the summit area. Imagine a massive, ice-filled depression at the mountain's peak, a testament to its explosive past. This caldera measures a staggering 2.7 by 4.2 kilometers, making it one of the largest in North America.
Mount Churchill's fiery history includes a significant role in shaping the landscape. Geologists believe it was the source of two of the most voluminous volcanic eruptions in North America during the past 2,000 years. These eruptions, known as the White River Ash, deposited a thick layer of ash across vast areas of Alaska and western Canada.
Together, Mount Bona and Mount Churchill paint a compelling picture of volcanic activity in Alaska. They stand as a testament to the powerful forces that have shaped the landscape and continue to hold the potential for future eruptions, albeit on a much smaller scale. Whether admired from afar or tackled by experienced climbers, these two giants remain a captivating sight for all who encounter them.
FREE SHIPPING IN THE UNITED STATES
Poster material: Glossy Cardstock
Size: 11 × 14 inches
*all materials are printed locally in Alaska to help support small local businesses
Bona-Churchill Massif / Bona: Naat'aayädi
Language: Upper Tanana
Meaning: Person who turned into mountain)
Volcanic Province: Wrangell Volcanic Arc
Location: Ahtna Nenn’ / East-Central Alaska, USA
Type: Stratovolcanoes
Age: Estimated 1 million years
Last Known Eruption: 847 CE
Nestled within the Wrangell Mountains of Alaska lies a fascinating duo: The massif of Mount Bona and Mount Churchill. These two behemoths are not separate peaks, but rather a single volcanic massif – a massive grouping of volcanic features – sharing a complex history.
Mount Bona: The elder statesman of the pair, Mount Bona stands tall at over 16,400 feet, making it one of the highest peaks in the Wrangell Mountains and the highest volcano entirely within the United States. Imagine a massive stratovolcano, built layer upon layer from lava flows, ash, and volcanic debris. This classic volcanic form defines Mount Bona's imposing presence.
Geological records suggest Bona's fiery beginnings date back millions of years. Throughout its history, it has experienced numerous eruptions, spewing lava and ash that sculpted its iconic slopes. Interestingly, the summit of Mount Bona isn't a single point, but rather a small, distinct stratovolcano perched atop a high platform of sedimentary rock. This unique feature adds to Bona's captivating geological story.
Mount Churchill: The younger sibling, Mount Churchill, sits roughly 2 miles southwest of Mount Bona. Unlike Bona's classic stratovolcano form, Churchill boasts a different story. It's considered a dormant volcano with a caldera – a large crater formed by the collapse of the summit area. Imagine a massive, ice-filled depression at the mountain's peak, a testament to its explosive past. This caldera measures a staggering 2.7 by 4.2 kilometers, making it one of the largest in North America.
Mount Churchill's fiery history includes a significant role in shaping the landscape. Geologists believe it was the source of two of the most voluminous volcanic eruptions in North America during the past 2,000 years. These eruptions, known as the White River Ash, deposited a thick layer of ash across vast areas of Alaska and western Canada.
Together, Mount Bona and Mount Churchill paint a compelling picture of volcanic activity in Alaska. They stand as a testament to the powerful forces that have shaped the landscape and continue to hold the potential for future eruptions, albeit on a much smaller scale. Whether admired from afar or tackled by experienced climbers, these two giants remain a captivating sight for all who encounter them.
