[Rockhounds] glacial erratics (was Stonehenge geology resolved)

[Kreigh Tomaszewski]

Put 'Okotoks Erratic' into Google and get all kinds of pictures.


On Tuesday, Feb 3, 2009, at 06:41 America/Detroit, Wayne Rasmussen  
wrote:

> Lanny,
>
> I was somewhat bothered about the very same thing,   anyone out there  
> have a better and different photo view ?
>
> ----- Original Message ----- From: "Lanny R" <lanny.r at roadrunner.com>
> To: "Rockhounds at drizzle.com: A mailing list for rock and gem  
> collectors" <rockhounds at lists.drizzle.com>
> Sent: Monday, February 02, 2009 10:13 AM
> Subject: Re: [Rockhounds] glacial erratics (was Stonehenge geology  
> resolved)
>
>
>> I have a doubt about the "Big Rock," this Okotoks Erratic really  
>> being  one rock broken into two pieces. First, I don't recall ever  
>> seeing a  large rock that I was sure had obviously broken into two  
>> pieces where  it had settled in the middle so that the two pieces  
>> dipped inwards.  Secondly, I can't see any match in the layers  
>> between the two pieces.  That might be just a problem of how it is  
>> shown in the photograph, so  that one can't really see them all that  
>> well. Thirdly, the piece on  the right is more broken up and has a  
>> lot of  rusty layers, very  unlike the left piece.
>>
>> Any others care to express their opinion on this?
>>
>> Regards,
>>
>> Lanny
>>
>>
>> On Feb 2, 2009, at 8:48 AM, pmodreski at aol.com wrote:
>>
>>> Neat website about that big rock, Kreigh!
>>>
>>>
>>> Some erratics are big. You might enjoy the size of the biggest one?
>>> ?
>>> http://culture.alberta.ca/museums/historicsiteslisting/ 
>>> okotokserratic/default.aspx?
>>> ?
>>> and the interesting legend of how it split in two.?
>>> ?
>>> Kreigh?
>>>
>>>
>>> And, alas, I'm afraid your post was a great disillusionment to me,  
>>> because I couple of years ago I had visited, and was very impressed   
>>> by, the Madison, Carroll County, New Hampshire, glacial erratic, a   
>>> N.H. State "Wayside Monument" and locally known as "the largest   
>>> known glacial erratic".? It is,
>>>
>>>
>>> "Madison Boulder is a huge granite rock measuring 83 feet (25 m) in  
>>> length, 23 feet (7.0 m) in height above the ground, and 37 feet (11   
>>> m) in width. It weighs upwards of 5,000 tons."
>>>
>>> Your Okotoks Erratic "Big Rock" in Alberta has?clearly got it all   
>>> beat,
>>>
>>> "The Okotoks Erratic weighs 16,500 tons. It measures 9 metres high,   
>>> 41 metres long and 18 metres wide."
>>>
>>> and?evidently holds the world record, as is stated in the very good  
>>> Wikipedia article about glacial erratics,
>>>
>>> http://en.wikipedia.org/wiki/Glacial_erratic
>>>
>>> Next time I'm in Alberta (never been there, actually), I've got to   
>>> see it!
>>>
>>> Cheers, Pete
>>>
>>>
>>>
>>> --- StripMime Report -- processed MIME parts ---
>>> multipart/alternative
>>>  text/plain (text body -- kept)
>>>  text/html
>>> ---
>>> -- 
>>> _______________________________________________
>>> Rockhounds at drizzle Mailing List
>>> Subscription Services:
>>> http://lists.drizzle.com/mailman/listinfo/rockhounds
>>> List Home Page, with a link to the List Usage Policy:
>>> http://www.eclecticlapidary.com/Rockhounds/index.html
>>
>> -- 
>> _______________________________________________
>> Rockhounds at drizzle Mailing List
>> Subscription Services:
>> http://lists.drizzle.com/mailman/listinfo/rockhounds
>> List Home Page, with a link to the List Usage Policy:
>> http://www.eclecticlapidary.com/Rockhounds/index.html
>
>
> -- 
> _______________________________________________
> Rockhounds at drizzle Mailing List
> Subscription Services:
> http://lists.drizzle.com/mailman/listinfo/rockhounds
> List Home Page, with a link to the List Usage Policy:
> http://www.eclecticlapidary.com/Rockhounds/index.html
>