gemstone
Bumblebee Jasper
Fibrous Calcite and Orpiment/Realgar/Pyrite mix
AI-generated identification · may be incorrectHardness on Mohs scale is about 5 (due to calcite content), vibrant yellow, orange, and black banded or mottled colors resembling bumblebee patterns, vitreous to pearly luster, crystal structure is trigonal/hexagonal.
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Physical properties
Hardness on Mohs scale is about 5 (due to calcite content), vibrant yellow, orange, and black banded or mottled colors resembling bumblebee patterns, vitreous to pearly luster, crystal structure is trigonal/hexagonal.
Formation & geological history
Formed in volcanic hydrothermal vents and fumaroles, specifically around active or dormant volcanoes in Mount Papandayan, West Java, Indonesia.
Uses & applications
Used primarily in lapidary arts, cabochons, and sterling silver jewelry making.
Geological facts
Despite being marketed as 'jasper', it is actually not a true quartz-based jasper. It contains toxic minerals like arsenic sulfide (orpiment and realgar), so polishing requires caution.
Field identification & locations
Easily identified by its striking yellow and black coloration resembling a bumblebee. Found exclusively in Indonesia.
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