>----------
>> From: cd woodson <cdwood@mb.sympatico.ca>
>> To: sinclair@mids.org
>> Subject: Clarification of X-Ray Work
>> Date: Thursday, December 09, 1999 12:44 PM
>>
>> Maybe I have not explained property where the x-ray work was done. It
>was
>> done in a work area 3160 ft below ground level on the floor of a new
>travel
>> drift as we passed through about 1000 ft of waste salt and lost the ore
>> seam. X-ray would pick up a clay seam running paralell underneath the
>> travel drift about 40 ft, if I remember correctly. Clay seam would
>always
>> run about the same distance below. (Material working in was shale,
>potash
>> and salt) Miners could adjust the drift elevation to find ore seam
>again,
>> up or down.
>>
>> As you can see, this work can be done without disturbing an inch of soil
>or
>> rock of our valuable home land.
>>
>> Donald H. Sinclair
>>
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Were there messages posted on this topic prior to this one? If so, I have
suffered a glitch in receiving. This last makes a lot more sense. Ultra
sound is a remote sensing option also, though x-rays might yield much
higher resolution.
Sometimes a flipped coin lands on its edge
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