carnelian
carnelian, garnet & black onyx necklace
|
| composition | silicon dioxide |
|---|
| name source | thought to be from the Latin carne, meaning "flesh" (due to the stone's coloring) or from the Latin cornum, referring to the color of the kornel cherry |
|---|
| other accepted names | cornelian, cornalin, sardoine, pigeon blood agate |
|---|
| historical aliases | "blood of Isis," "Mecca stone" |
|---|
| color | reddish orange and may be faintly banded |
|---|
| color source | presence of iron oxide impurities |
|---|
| significant sources | India, Brazil, Madagascar, Namibia, Sri Lanka, Uruguay, US (California) |
|---|
| MOH scale | 7 |
|---|
| care and treatment | Clean in an ultrasonic jewelry cleaner or with warm, soapy water and a soft brush. Carnelian may be heat-treated so take care when wearing in the sun as exposure will change the color. |
|---|
|
