Sorry semestinya " kemungkinan berhentinya TIDAK lebih muda dari 15 Mya.

rdp

--
"Kebanggaan sejati muncul dari kontribusi anda yang positip".

2015-06-10 12:59 GMT+07:00 Rovicky Dwi Putrohari <[email protected]>:

> Dari paper terbaru yg saya baca "Evolution of the South China Sea:
> Revised ages for breakup and seafloor spreading" (Barckhausen
> <http://www.sciencedirect.com/science/article/pii/S0264817214000580#>,
> 2014), Marine Petroleum Geology. mengatakan kalau SCS mulai membuka 40 Mya
> dan berhenti 20.5 Mya. Tetapi dalam reply diskusinya kemungkinan lebih muda
> dari 15 Mya.
>
> *Quote : Conclusions *
> *The break-up of the South China Sea was not a synchronous event in the
> entire basin. It started with extension in the latest Cretaceous in the
> area of what is now the northernmost part of the South China Sea and from
> there propagated southward and westward. Probably continental rifting at
> the southern tip of the southwestern sub-basin continued in the Early
> Miocene when seafloor spreading ended at 20.5 Ma.*
>
> salam
> RDP
> '*kok cukup lama tidak ada diskusi tehnis di IAGI-net*'.
>
> --
> "Kebanggaan sejati muncul dari kontribusi anda yang positip".
>
> 2015-06-10 12:40 GMT+07:00 R.P.Koesoemadinata <[email protected]>:
>
>>  Mungkin Gempa Kinibalu ini dapat dikatagorikan sebagai Intra-plate
>> earthquake, sebagaimana terjadi dengan Virginia Earthquake di bagian timur
>> US yang hypocentrum berada di Appalachian Mts suatu collision yang terjadi
>> zaman Paleozoic dan menghasilkan thrustfaults dan pernah ditafsirkan
>> diaktifkan oleh desakan dari Atlantic Mid-ocean Ridge spreading center yang
>> sangat aktif.
>> Apakah dalam hal gempa Kinibalu yang berada dalam Kuching collision zone
>> dari Mio-Pliocene ini juga disebabkan tekanan dari South China Sea
>> spreading center? Apakah SCS spreading center ini masih aktif?
>> Intra-plate earthquake sangat jarang terjadi, tetapi yang di Eastern US
>> ini sudah beberapa kali terjadi dalam 'historical time' Apakah ada catatan
>> sejarah gempa di daerah Sabah?
>> Barangkali para ahli seismologi dan plate tectonics dapat menanggapinya?
>> Mungkin jawabannya dari hasil Pertemuan Kuala Lumpur
>> Wassalam
>> RPK
>>
>>
>>
>> ----- Original Message -----
>> *From:* Rovicky Dwi Putrohari <[email protected]>
>> *To:* [email protected]
>> *Sent:* Sunday, June 07, 2015 8:48 PM
>> *Subject:* Re: [iagi-net] Gempa di Kinibalu
>>
>> Kalau lihat tensor dan penampang regional memotong G Kinabalu sepertinya
>> mekanisme sesar "Down thrust".
>>
>>
>> https://rovicky.wordpress.com/2015/06/07/mekanisme-unik-dari-ranau-fault-yang-menggetarkan-kinabalu/
>>
>> Rdp
>>
>> On Sunday, June 7, 2015, Rovicky Dwi Putrohari <[email protected]> wrote:
>>
>>>  Sebenarnya tidak salah bila menyebutkan Kalimantan itu “relatif” aman
>>> dari gempa. Namun jelas tidak ada lokasi di dunia ini yang benar-benar
>>> bebas dari gempa. Hampir semua batuan dasar di bumi ini pernah mengalami
>>> tekanan (stress) dan mungkin masih menyimpan tenaga.
>>>
>>> https://rovicky.wordpress.com/2015/06/06/kalimantanpun-tidak-bebas-gempa/
>>>
>>>
>>> Sent from my iPhone
>>>
>>> On 6 Jun 2015, at 19.54, Bandono Salim <[email protected]> wrote:
>>>
>>>  gempa volkanik mungkin?
>>> Pada 6 Jun 2015 15:56, "R.P.Koesoemadinata" <[email protected]>
>>> menulis:
>>>
>>>>  Ini terjadi gempa di Kinibalu, Borneo, belum ada komentar dari mana
>>>> asalnya gempa itu?
>>>> Apakah ada sesar geser besar? Subduction? Collision?
>>>> Barangkali ada teori lain?
>>>> Wassalam
>>>> RPK
>>>>
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>>
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