One of the old is rock for missions identified on earth is found on the shoreline of Hudson Bay in Canada. This rock forms 4.28 billion years ago. What information does the scientist need to most accurately determine the age of a rock?

1. loamy sand is about 80% sand with 10% clay and defined mostly by sand particles with some clay to provide structure and fertility. the sand particles are easily visible and the soil holds structure but breaks apart easily.

2. scott sand can improve his soil quality by incorporating more silt and organic matter into the soil. peat moss and organic matter can also be incorporated.