News archive - 1999

Tuesday, November 23, 1999

Rock cycle

By:Peter Russell

In this view of the rock cycle the starting materials are in the centre of the diagram these form the sedimentary and igneous rocks in the first circle which in turn form the metamorphic rocks in the outer circle.

Igneous rocks

Tuesday, November 23, 1999

What are meteorites?

By:Kelly Snyder

If you have ever walked through an open field, down a dirt road, or in the mountains, chances are that you stepped over a meteorite. But it is not likely that you would have taken notice because most meteorites, upon first glance, look like ordinary Earth rocks. Generally, a close and careful inspection is required to show that a meteorite is different from any rock that was formed on Earth.

What exactly is a meteorite?

Tuesday, November 23, 1999

Discovery of the Orford process for nickel extraction

The bottom was mostly nickel suphide; the top mostly copper sulphide.

Tuesday, November 23, 1999

Excavating the internet

By:Ian Gordon, Science Librarian, Brock University, St. Catherines, Ontario

Tuesday, November 23, 1999

Nickel

By:Kelly Snyder and Peter Russell

The Sudbury nickel ore was discovered white the Canadian Pacific Railroad was being built.

  1. 2018 (1)
    1. March (1)
  2. 2016 (4)
  3. 2013 (4)
  4. 2012 (6)
  5. 2011 (11)
  6. 2010 (5)
  7. 2009 (4)
  8. 2007 (8)
  9. 2006 (10)
  10. 2005 (7)
  11. 2004 (10)
  12. 2003 (12)
  13. 2002 (15)
  14. 2001 (17)
  15. 2000 (21)
  16. 1999 (31)
    1. November (20)
    2. May (11)
  17. 1998 (22)
  18. 1997 (11)
  19. 1996 (28)
  20. 1995 (28)
  21. 1993 (7)
  22. 1992 (6)
  23. 1991 (4)
  24. 1990 (9)
  25. 1989 (9)