Where is Red Jasper found?
Jasper (a variety of Chalcedony, microcrystalline Quartz)
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Open the appRed Jasper occurs in specific geological environments. Knowing where to look, and in what kind of rock, is the difference between going home empty-handed and finding a great specimen.
Where to find Red Jasper
India
Significant source of high-quality Red Jasper, particularly from the Deccan Traps region.
Australia
Found in various localities, often associated with banded iron formations and ancient sedimentary sequences.
United States
Occurs in numerous states, including Oregon, California, Idaho, and Arizona, often in volcanic or sedimentary contexts.
Brazil
Known for various chalcedony varieties, including jasper, often found in volcanic and sedimentary deposits.
Egypt
Historically a source of jasper, used in ancient times for carvings and ornamentation.
Collecting tips
- Look for associated geology. Red Jasper is often found in areas with volcanic activity, ancient sedimentary basins, or hydrothermal alteration zones. Look for outcrops of chert, volcanic tuffs, or areas with iron-rich sediments.
- Examine riverbeds and gravels. Due to its hardness and resistance to weathering, Red Jasper can be found as pebbles and cobbles in riverbeds, stream gravels, and alluvial deposits, often transported from its primary source.
- Check for distinctive color and opacity. Its opaque, brick-red to reddish-brown color is a key identifier. Unlike some other red minerals, it will not be transparent or translucent.
- Test hardness. Red Jasper will scratch glass (Mohs hardness 7), which helps distinguish it from softer red minerals or rocks.
Quick Check
- Color:
- Red to reddish-brown
- Luster:
- Dull to vitreous, waxy
- Streak:
- White
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