Answer
Jul 20, 2026 - 12:14 PM
Bloodstone, also known as heliotrope, is a type of chalcedony, which is a variety of quartz. It is characterized by its dark green color with red spots, which are caused by the presence of iron oxide or red jasper.
You can find this information in the "Introduction" section of the Geology.com article titled "Bloodstone" (https://geology.com/gemstones/bloodst...) and on the "Bloodstone" page of Minerals.net (https://www.minerals.net/gemstone/blo...), under the "Chemical Formula" subsection.
You can find this information in the "Introduction" section of the Geology.com article titled "Bloodstone" (https://geology.com/gemstones/bloodst...) and on the "Bloodstone" page of Minerals.net (https://www.minerals.net/gemstone/blo...), under the "Chemical Formula" subsection.
