Image of Central Palawan with sites we visited (from Google Earth)
Sabang, Puerto Princesa and sites we visited (from Google Earth)
At a serpentinite quarry. Prof. Mark Cloos lectures about ophiolites and their emplacement.
Looking at the serpentinites (formerly peridotites); Honda Bay in the foreground
Wehrlite outcrops on the side of the road.
Ulugan Bay which is bounded by the Ulugan Bay Fault
Ice cream trike!
Finding our bearings.
Off we go, the mountain in the background is comprised of peridotite.
Holocene coral heads (5,000 years old?) on Eocene sedimentary rocks.
Floats (boulders) of serpentinized peridotites on Eocene siltstones.
Sabang Bay. Foreground: deformed Eocene sandstones/siltstones; background: mountain comprised of serpentinized peridotites.
On the deformed Eocene sedimentary sequence
More of the siltstone/sandstone layers
An island outcrop
Folded siltstones/sandstones (turbidites)
Aaron Salin on a fold.
Tim Prather on Eocene turbidites with Mount Saint Paul in the background. St. Paul is comprised of Oligocene/Miocene limestone and is karstified.
Swimming to outcrops.
Peter Zamora flashes the horns while airborne.
Hike along-strike on the beach. Karst terrane in the background.
Getting on boats to go to the Underground River.
Headed to the Underground River and karst area.
Prof. Bayani Cardenas lectures on karstification outside of the Underground River.
The entrance to the Underground River.
Getting on canoes to go inside the Underground River
Inside the Underground River, the longest cave in the Philippines. We went 3 km into the cave.
Inside the Underground River.
Outside of the Underground River with coastal karst. Can you count how many tidal notches there are?
Getting of the boats to look for the contact between the karstified limestone and Eocene sedimentary sequence (turbidites).
Prof. Bayani Cardenas lectures about the contact between the two formations (we are more or less on it).
Hiking over phyllites on the east coast of Palawan Island.
John DeSanto looking closely at the phyllites.
Prof. Mark Cloos lectures about the structures.
Daniel Le and Audrey Eljuri looking at pebbles.
Diabase outcrop amongst the mangroves.
Hydrogeology professors Bayani Cardenas and Phil Bennett get excited over a hand pump well.
Water quality analysis ensues. Nicole Kurka holding the ultrameter.
Getting on boats to go to Honda Bay
Snorkling to look at modern carbonate facies and environments.
At the Tokyo-Narita airport after flying across the Pacific Ocean.
Arriving at the Philippine Inst. of Volcanology and Seismology (PHIVOLCS)
Getting ready for lectures at PHIVOLCS
Dr. Art Daag of PHIVOLCS lecturing about Mount Pinatubo and Taal Volcano
Ms. Jane Punongbayan, PHIVOLCS scientist, discusses the PHIVOLCS seismic monitoring network
The group looking at real-time information from the Pacific tsunami monitoring network
At the University of the Philippines- National Inst. of Geological Sciences (UP-NIGS)
Flashing the Horns at the NIGS
Visiting the NIGS micropaleontology lab
Showing the shirts bought from student clubs based at NIGS, with Dr. Caloy Arcilla (NIGS director) and Dr. Mario Aurelio who lectured to us about the geology of Palawan
Flashing the Horns
Not flashing the Horns
Dinner at Chocolate Kiss café at the UP Bahay ng Alumni (alumni center)
Dinner at Badjao Seafood Restaurant in Puerto Princesa
Dinner at Ka Lui’s in Puerto Princesa
At the Nagoya airport en route back to the US
Landing in Detroit in chilly weather
Image of Mount Pinatubo and its vicinity with sites we visited (from Google Earth)
San Guillermo church in Bacolor, Pampanga province before the 1991 eruption of Pinatubo
San Guillermo church, now half buried in lahar deposits caused by the Pinatubo eruption
Prof. Mark Cloos in front San Guillermo church. The new entrance was a window in the second storey of the church
At the Sacobia River about 16 km from Mount Pinatubo. Looking at pyroclastic deposits from Pinatubo eruption of ~17,000 years ago while standing on the modern lahar deposits from the 1991 eruption.
Driving along the O’Donnel river to Mount Pinatubo on 4x4s.
Driving past older deposits from previous Pinatubo eruptions.
Driving past basement rocks.
Taking a break while the Philippine Air Force conducts bombing exercises. The Crow valley was also used by the Americans for practice bombing runs in the past.
Water buffalo road block.
Driving on terraces. The badlands in the background are comprised of pyroclastic deposits from the 1991 eruption that have since been eroded.
Driving past some amazing cliffs formed by the lightly cemented ash deposits from the 1991 eruption.
Start of 7 km hike up the O’Donnell River to the crater of Mount Pinatubo.
Hiking past mixed-up pyroclastic flow and fall deposits.
Hiking past fluvial terraces, around 5 km from the crater.
Looking at the pyroclastic deposits.
Getting up close with the pyroclastic deposits.
More hiking and amazing vistas.
Looking at the deposits in the shade.
Prof. Phil Bennett pointing out microbial mats.
Prof. Phil Bennett lectures on microbial geochemistry.
Taking a break alongside the microbial mats.
Huts where the indigenous people (Aetas) live; Mount Pinatubo is part of the Aeta ancestral land.
The final ascent to the crater.
The crater of Mount Pinatubo. Kyra Kim and John DeSanto in the foreground.
The UHRP group at the shore of Mount Pinatubo’s caldera.
Mount Pinatubo crater, the site of the largest volcanic eruption on Earth in more than a century.
Image of Taal Volcano Island with sites we visited (from Google Earth). Taal Volcano is the Philippines’ Decade Volcano.
Rania Eldam at the northern shore of Taal Lake with Volcano Island in the background.
Getting on the bangkas (boats with bamboo outriggers) that will take us to Volcano Island
Off we go.
In the background is Binintiang Malake; one of 17 volcanic features inside Taal Lake.
Hiking up to the rim of Taal’s Main Crater.
Kyra Kim, Zoan Sripanich, and Prof. Phil Bennett stopping on the trail to appreciate the view. In the background is Mt. Maculot which is comprised of volcanic rocks (andesite). It forms part of the outer rim of Taal’s outer caldera.
At the rim of the Main Crater.
At the rim of the Main Crater with the Main Crater Lake in the background. The MCL was the site of a very destructive eruptions in 1521 and 1776.
Wes Neely resting in the shade during the descent into the Main Crater Lake.
Near the end of the hike down to Main Crater Lake.
Arriving at Main Crater Lake.
Main Crater Lake.
Zoan Sripanich, Aaron Salin, and Tim Prather at the Main Crater Lake’s shore. Lake pH=2-3.
Aaron Salin near some active vents with sulfur crystals and geyserite.
John DeSanto and Prof. Phil Bennett beside a fumarole.
Prof. Phil Bennett lectures at the crater lake shore on hydrothermal and microbial geochemistry.
Hiking back up to the rim of the Main Crater.
Enjoying fresh coconuts at the crater rim.
Bangka ride to jump-off for Mount Tabaro.
The start of the hike for Mount Tabaro; the site of Taal’s most recent eruptions in 1965 and 1976/77.
Hike to Mount Tabaro. Basaltic aa lava flow deposits are seen on the right.
Going up Mount Tabaro.
On top of Mount Tabaro. It’s not quite Mt. Everest but the heat index was >100F and humidity was >85%.
View from Mount Tabaro with lava flow deposits in the background between Audrey Eljuri and Ryan Cahalan.
Descending from Mount Tabaro. Lava flow deposits are visible.
Descending from Mount Tabaro. The ridge in the farthest foreground is part of the rim of Taal’s outer caldera.
Boat ride back to Balai Isabel.
Wearing handmade straw hats.