Name/Title
Thunderegg ClusterEntry/Object ID
78.60.357 (B)Description
Chemical Composition: SiO2
Crystal System: Triclinic System
Description: Common Name: Thunderegg
Chemistry: SiO2 , Silicon dioxide
Class: Class: Silicates
Location: Ochoco Mtns., OR
Description: Cut side of this thunderegg shows a multi-chambered formation with fortified agate
and bedding lines in white, crystalline, grey, black, red and honey. Rock is pinkish grey and beige. There is also a considerable amount of moss seen.Collection
Delmar Smith Mineral CollectionDimensions
Width
4-3/4 inDepth
1-1/2 inLength
7 inDimension Notes
Dimension taken at widest pointsLocation
Location
* Untyped Location
DS-12Room
Delmar Smith HallBuilding
Crater Rock MuseumCategory
ExhibitMoved By
Ian C.Date
January 21, 2025Notes
State of Oregon Case InstallationLocation
* Untyped Location
DS-11Room
Delmar Smith HallBuilding
Crater Rock MuseumCategory
PermanentMoved By
CuratorDate
April 27, 2023Notes
Added current location while cleaning shelf