Ocean Jasper
UNB-2017-0094Rocks » Sedimentary
Description
Sample of cut and polished compact/botryoidal Jasper.
Jasper (SiO2) is a variegated and mottled red, yellow and brown variety of Chalcedony (Variety of Quartz). Lustre can be waxy, vitreous or dull and streak is white. Hardness is 7. Chalcedony is a microcrystalline variety of Quartz and can show as crusts that are botryoidal and mammillary in form but also can be compact and banded.
Specifications
| Object name | Ocean Jasper |
|---|---|
| ID | UNB-2017-0094 |
| Legal status | Permanent collection |
| Category | Rock |
| Classification | Rock group: Sedimentary |
| Composition | Quartz |
| Origin | Unknown |
| Pieces | 1 |
| Partial | No |
| Measurements |
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Publications
- Chesterman, C.W. 1979. Audubon Society, Field Guide to North American Rocks and Minerals. Knopf.