Fluorite and Sphalerite on Quartz from Cave-in-Rock District, Hardin County, Illinois
Photo below under longwave ultraviolet illumination:
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| DESCRIPTION: | No. 76859
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| Mineral: | Fluorite and Sphalerite on Quartz
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| Locality: | Cave-in-Rock District, Hardin County, Illinois |
| Description: | Large double-sided cluster of lustrous transparent pinkish-purple cubic fluorite crystals to 10 mm with lustrous translucent brown-black sphalerite compound crystals to 20 mm on sparkling translucent white quartz crystals to 2 mm. Collected ca. 1970. The fluorite fluoresces violet under LW ultraviolet illumination. |
| Overall Size: | 18x12x11 cm |
| Crystals: | 1-20 mm |
| Archived: | For reference only |
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The minerals illustrated on this site are presented for reference purposes only. The owner of this site did not collect the minerals and collectors should not assume access is permitted to the property based on inclusion in this museum. Please contact the property owner to obtain legal permission before entering private property.
