Are Rocks Worth Money? An Overview of the Market Value of Gemstones
Are rocks worth money? Harder rocks and gemstones are an indication that they may be valuable, but like the rock’s color, hardness is not a determining factor. Granite is much harder than gold, but it’s far less valuable than gold. Rock, Mineral, Metal Mohs Value Fluorite 4 Calcite 3 Silver 2.75 Gold 2.5 11 more … Read more