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Re: More questions on the Burma microplate (allegedly where the quake occurred)

What about its eastern boundary?

Or is the eastern boundary so indistinct, that that would explain why the
most specific and clearly written technical papers on teh area don't mention
a Burma plate at all?

Dora Smith
Austin, Texas
----- Original Message -----
From: "Jaime A. Headden" <qilongia@yahoo.com>
To: <dinosaur@usc.edu>
Cc: "Dora Smith" <villandra@austin.rr.com>
Sent: Monday, January 03, 2005 2:22 PM
Subject: Re: More questions on the Burma microplate (allegedly where the
quake occurred)

> Dora Smith (villandra@austin.rr.com) wrote:
> <Can y'all please tell me what are the exact boundaries of the Burma
> microplate?   Do the boundaries other than the trench consist of fault
> lines or trenches or some recognizable geographic feature?>
>   The thing about most microplates or blocks is that while their relative
> motion is known, boundaries are often indistinct from the parent block,
> but can be measured relative to other plates. So the Burma microplate has
> its most definite margin in the west and south west along the Andaman
> Trench, the north, roughly at the southern tip of Myanmar, is not so well
> distinct. The boundaries of many of the SE Asian Eurasian plate boundaries
> are indicated by hotspot activity, volcanism, or distinct series of fault
> systems.
>   Cheers,
> =====
> Jaime A. Headden
>   Little steps are often the hardest to take.  We are too used to making
leaps in the face of adversity, that a simple skip is so hard to do.  We
should all learn to walk soft, walk small, see the world around us rather
than zoom by it.
> "Innocent, unbiased observation is a myth." --- P.B. Medawar (1969)
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