As the earth cooled into a planet, the high specific gravity of gold placed it in the earthâs mantle. Specific gravity is the mass of gold compared to the mass of the same volume of water, or 19.3 times heavier than water. The mantle is the inner layer of molten rock, below the continents and ocean floors. The continents have been moving around over the earthâs mantle for geological ages.
Widowed in 1992 and mourning the loss of Burr the following year, Hale retired in 1995, content in her legacy as a consummate character actress and the definitive Della Street. Barbara Hale died of chronic obstructive pulmonary disease on January 26, 2017. She was 94.
Helen Keller died at the age of 87 on June 1, 1968. She passed away in her sleep in her home located in Easton, Connecticut. Keller had several strokes a few years before â¦ that left her in bad health before her death.