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Birch Mountain Resources Ltd.
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Joel Jarding, President and Chief Operating Officer
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Site Map
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Suite 300, 250 Sixth Avenue S.W.
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Calgary, Alberta, Canada, T2P 3H7
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TSX Toronto Stock Exchange (BMD and BMD.DB:TSX)
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Tel. 403-262-1838 Fax 403-263-9888
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AMEX American Stock Exchange symbol BMD
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- Asphalt Aggregate Testing Shows:
1. improved stability with even partial replacement of surface gravel aggregate with limestone aggregate.
2. 100% crushed faces
3. meets Las Angeles. Abrasion specifications
The concrete aggregate from Hammerstone shows superior characteristics in a number of properties.
- Petrographic Number of 110
- Improved compressive strength
- Accelerated cure
- Las Angeles Abrasion = 28.6
- Magnesium Sulfate Soundness = 10.9
- Very low Alkali-Aggregate Reactivity
