Carbon trade in both types of diamonds exists, the two markets act in dramatically different ways. Unlike precious metals such as gold or platinum, gem diamonds do not trade as a commodity: there is a substantial mark-up in the sale of diamonds, and there is not a very active market for resale of diamonds. Industrial diamonds are valued mostly for their hardness and heat conductivity, with the gemological qualities of clarity and color being mostly irrelevant. About 80% of mined diamonds (equal to about 100 million carats or 20 tonnes annually) are unsuitable for use as gemstones are relegated for industrial
Four Ways to Forgiveness Stories, Volume Two" as well. "Four Ways to Forgiveness" has been referred to as a story-suite by critics, based on Le Guin's own use of the term to describe her deliberate inclusion of linked short stories in book form. Le Guin has remarked that the collections of stories could have been a novel had she focused on a few characters; instead she decided to focus on a work with many voices. Four Ways to Forgiveness Four Ways to Forgiveness is a collection of four short stories and novellas by American writer Ursula K. Le Guin. All four stories are set