Tag Archives: Hendra Amijaya

Out of Time

How the newly published paper “Constraints from lamprophyre petrogenesis on the timing of Eocene lithospheric thinning and associated rifting of Borneo and Sulawesi” (Murphy et al., 2024) came to be has an interesting history. Well, to me anyway.  If we take the Way Back Machine* to the mid-1980s, when I was doing my PhD field […]

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New Paper: Evaluation of peat character in Kutai lakes area, Kalimantan Timur, Indonesia

Ever get that sinking feeling? Well, if you were standing in the Kutai lakes area in central Borneo you’d be right to think so. And its not just because it is full of peat and wetlands. Located about 100 km from the nearest coast and surrounded by low, heavily vegetated hills, that border on becoming […]

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Field Work in the Senakin Peninsula: Part III – NEW PAPER

The fruits – as they say – had finally ripened and what fell off the tree? A paper of course*. A nice fat, juicy paper about those lovely Eocene-age volcanics that lie within the Senakin Peninsula. After a couple of decades wondering when someone would publish on the basalts and volcaniclastic sediments in Kalimantan Selatan […]

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Field Work in the Senakin Peninsula: Part II- Finding Volcanics

The speedboat skipped from wave to wave effortlessly; Tanjung Dewa was on our left and then it was gone. A head of us I could see the Senakin Peninsula, its dark forests tangled with cloud. The chill morning air made me smile. My three colleagues, Mr Mike Friederich, Prof Hendra Amijaya and Dr Ferian Anggara, […]

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Field Work in the Senakin Peninsula: Part I – Tanjung Dewa Revisited

It was an early morning start and the topical air of South Kalimantan (Borneo) already hung heavy and thick. We boarded the wooden powerboat that was more than just a little tippy. It held a party of six, which consisted of colleagues Joan Esterle, Sonny Pangestu, Hermes Panggabean plus Pak Juwady, our pilot, and a […]

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Part II – The Mahakam River Delta: Geological Time Travel in East Kalimantan. The Society for Organic Petrology Field Trip

The morning was smoky and hazy as we made our way to the docks from the hotel. A forecasted El Niño year was already being felt in East Kalimantan (Borneo) as evidenced by the fires through out the region. Still, we were all looking forward to going out on the infamous (at least in geological […]

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Geological Time Travel in East Kalimantan (Borneo): Part I – Fresh Water Lakes

We sped across the surface of Lake Semayang with the bottom only inches below us. Using traditional long boats – with light but powerful engines – twenty-seven of us were headed for Semayang village, on the north central ‘coast’ of the lake. We were there as part of a geological field trip examining modern environments […]

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32nd Annual Meeting of the Society for Organic Petrology, September 2015: On the Edge – Hydrocarbons in the Tropics

The Indonesian Archipelago is vast, diverse and exciting. The culture is as deep and varied as it’s geology and history. It is a region at the nexus, or on the edge if you will, of almost everything; and that includes hydrocarbon generation. Indonesia has been exploiting petroleum for almost two hundred years and coal mining […]

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The Society for Organic Petrology Conference: Yogyakarta, Indonesia 2015

In 2015 The Society for Organic Petrology (TSOP) will hold its annual conference in Yogyakarta, Indonesia. This is great news as it will help highlight and educate the international science community on Indonesia’s extensive and varied hydrocarbon resources. The conference organizers are Dr Tim A. Moore (Cipher & University of Canterbury, Christchurch), Dr Chairul Nas […]

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