Bloodstone in Depth
Green jasper with iron oxide spots
Bloodstone, properly called heliotrope, is a dark green variety of chalcedony, the same microcrystalline quartz family as carnelian and agate. The green comes from included chlorite or amphibole fibers. The red spots are iron oxide, usually hematite, concentrated in patches rather than spread through the stone, which is why the markings look splashed rather than banded.
The Deccan Traps of India supply most commercial material, with Brazil, Australia, and Madagascar also producing. Not every piece has red at all; some heliotrope shows yellow spots instead and gets sold as plasma or as fancy jasper. Hardness is 6.5 to 7, so it is durable, and it takes a good polish that brings out the depth of the green.
A stone with a heavy legend
The medieval Christian tradition held that bloodstone formed when drops of blood from the crucifixion fell onto green jasper at the foot of the cross, and that story gave it the alternate name martyr's stone. It appears in carved devotional pieces from the Renaissance for exactly this reason. Earlier, the Greek name heliotrope came from a belief that the stone would turn the reflection of the sun red when placed in water.
Older lapidary texts credited it with staunching bleeding, which is worth mentioning as history rather than as anything to act on. No stone treats an injury. What survives into modern practice is the theme of endurance: bloodstone is associated with keeping going through something difficult rather than with escaping it.
Use and care
The common practice is a carry stone for long hauls: a demanding project, recovery time, a stretch of caregiving. It gets placed at the root chakra with a secondary heart link, and it is one of the stones most often suggested for athletes and for people doing physically demanding work.
Care is easy. At hardness 7 it is water safe, salt tolerant for short periods, and fine in sunlight without meaningful fading. Warm soapy water and a soft brush work well. The only caution is thermal shock, since chalcedony can carry internal fractures, so avoid boiling water and sudden temperature changes.
Signs and pairings
Bloodstone is a traditional March birthstone, sharing the month with aquamarine, and it is linked to Aries, Pisces, and Scorpio. The Aries connection fits its association with stamina, while the Pisces link comes from the older March birthstone lists rather than from the stone's character.
It pairs with carnelian when the need is starting energy rather than staying power, and with hematite for grounding during physical effort. Red jasper covers similar territory more simply if the green does not appeal to you. Clear quartz sharpens it in a grid, and black tourmaline is the usual choice if the difficult stretch involves other people rather than just effort.