Re: Kensington Runestone - Nielsen and Wolters.

On Sat, 7 Jan 2006 12:40:54 +0100, "Peter Alaca" <P.Alaca@xxxxxx>
wrote:

>I E_Johansson wrote: ReNvf.42162$d5.198234@xxxxxxxxxxxxxxx,
>> "Peter Alaca"skrev
>>> Eric Stevens wrote:
>>> > "Peter Alaca" wrote:
>>>>> Eric Stevens wrote:
>>>>>> "Peter Alaca" wrote:
>>>>>>> Daryl Krupa wrote:
>
>>>>>>>> If anthropogenic acids have been responsible for at least some
>>>>>>>> of the weathering of the Maine tombstones, and have been
>>>>>>>> responsible for their appearance of great age, then perhaps
>>>>>>>> those acids are also responsible for the appearance of great
>>>>>>>> age of some of the surfaces of the KRS.
>
>>>>>>> How about this:
>>>>>>> [...]
>>>>>
>>>>>>> Laila Kitzler Åhfeldt (2002), "Work and Worship -
>>>>>>> Laser Scanner Analysis of Viking Age Rune Stones"
>>>>>>> page 21
>>>
>>>>>> Apart from the fact that the quoted text is very general in nature
>>> ...
>>>
>>>>> You mean that Arrhenius and Trotzig
>>>>> say nothing about the KRS?
>>>
>>>>>> ... and applies to rune-texts carved in rock significantly
>>>>>> different from that of the KRS, ...
>>>
>>>>> Are you sure?
>>>
>>>> Granite for the most part.
>>>
>>> "Rune stones were made primarily from
>>> crystalline rocks (i.e. granite and gneiss),
>>> until the end of the 11th century when
>>> sandstone rune stones become common."
>>> [Åhfeldt (2002), page 21]
>>>
>>> And since you stated in another recent reply
>>> to Steve Marcus that
>>> "The question is not weathering of stone
>>> in general but the weathering of biotite in
>>> particular. Biotite is common to both the
>>> KRS and the tombstones."
>>> you must be aware of the fact that biotite is
>>> common in granite and gneiss.
>>> So, what is that significant difference between
>>> the KRS and Scandinavian runestones as far as
>>> natural and artificial weathering is concerned?
>>
>> 1) apart from the Liljestone(1000's century) found in the basement of
>> St Lars Church in Linköping I am not aware of any of the Scandinavian
>> carved stones, runestones or picturestones, who been faced down in
>> same type of soil as KRS has been. A stone out in the open and a
>> stone face down in soil undergo different type of weathering.
>
>Yes, the face of a stone facedown under ground
>is always moist and therefore always under
>influence of possible acidic soil conditions.

Tsk tsk tsk.

pH 7.5 to 8.5 is hardly acid.

>On the other hand are stones in the open 'suffering'
>from algae, lichen and bird droppings.
>But who knows how long the KRS stood or lay in the
>open and how long it was buried?
>
>> 2) The acidwater falling over Scandinavia, especially Sweden,
>> increased from late 1950's to 1990's due to airpollution from England
>> which didn't fall down until it reach Scandinavia. The acidwater did
>> cause tremendous changed erosion on Rock Carvings. That's known.
>> Nothing alike is known from the Minnesota area.
>>
>> 3) Temperatur changes causes as you know a lot of the erosion. While
>> the max and min temperatures aren't that different the sudden changes
>> in Scandinavia due to different type of Weathersituation are
>> completely different. Scandinavia is as you know located east of the
>> Atlantic and close to the coast. Minnesota is inside a large
>> continent. There you can find part of the answer to your question.
>>
>> Inger E
>
>But, despite the fact that I mentioned natural
>weathering in my last reply, we were talking
>about the possible eroding effect of cleaning
>runestones with a steel brush and caustic soda.

All kinds of unbelievable things have been done to the KRS but never
steel brushes or caustic soda as far as I know.



Eric Stevens

.

Relevant Pages

  • Re: Geology Question (KRS related)
    ... >>runes of the KRS. ... >>> "accelerate the weathering rate of biotite mica". ... conclude from your post that burying a stone in swampy or boggy conditions ... >>> the surface of the KRS that bears the larger part of the inscription, ...
    (sci.archaeology)
  • Re: Iron Pyrite...
    ... The chances of someone in 1898 knowing the acid and non acid components of ... What we do know is that KRS have been out under 'normal' weathering ... Then we know that the stone was found in 1898. ...
    (sci.archaeology)
  • Re: Kensington Runestone Wikipedia 28th July 2005
    ... >> period for a carved surface to have been exposed to weathering. ... and all at that time concluded that the stone was weathered ... In a perfect world this would show that the KRS ... > inscription to be the stated year on the stone. ...
    (sci.archaeology)
  • Re: KRS book: Geology
    ... >>>only say that the weathering is greater than in the comparison ... One can note that the KRS has been out of a strong ... >>>about 1800 who could have carved the stone. ... >> reasoning with an amount of evidence if they wish to assert ...
    (sci.archaeology)
  • Re: Kensington Runestone Wikipedia 28th July 2005
    ... > period for a carved surface to have been exposed to weathering. ... and all at that time concluded that the stone was weathered ... In a perfect world this would show that the KRS ... inscription to be the stated year on the stone. ...
    (sci.archaeology)