[r-t] Blocks to be renamed as methods
alan.burlison at gmail.com
Fri Apr 21 18:04:02 UTC 2017
On 21/04/2017 18:50, Graham John wrote:
> That is description, not classification. Rocks for example are
> classified as Igneous, Metamorphic or Sedimentary.
The dividing lines there are blurred as well though - the difference
between diagenesis and metamorphism is primarily one of degree, rather
than of process. And metamorphic rocks can have either a sedimentary or
an igneous origin ;-)
I'll shut up now...
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