Sunday, April 1, 2012
Since the announcement of the retirement of the 1-cent coin, many are wondering about the metel value of it. Here is a list that summarizes the value of metal contained in a 1-cent coin.
To know the exact composition of the coins, see Canadian Coin Price Guide.

Wednesday, April 11, 2012
On April 10, 2012, the Royal Canadian Mint unveiled a new generation of one-dollar and two-dollar circulation coins. By combining several leading-edge security features along with its patented Multi-Ply Plated Steel technology, the Mint is producing more resistant, long-lasting coins as well as increased cost-efficiencies for the Government of Canada.

Instead of traditional alloys, and like the new two-dollar circulation coins, Canada's new one-dollar circulation coins are manufactured using the same Multi-Ply Plated Steel technology found in our current 25-cent, 10-cent, 5-cent and 1-cent circulation coins This patented process covers a steel core with alternating layers of metals such as copper, nickel and brass.
While the new one-dollar circulation coin maintains the traditional "Loon" design, there is one visible change:

Like the new one-dollar circulation coins, Canada's new two-dollar circulation coins are manufactured using the Mint's Multi-Ply Plated Steel technology.
While the new two-dollar coin maintains the traditional "Polar Bear" design, there are three visible changes:
Source : Royal Canadian Mint