Thunderegg

Object/Artifact

-

Crater Rock Museum

Name/Title

Thunderegg

Entry/Object ID

78.60.284

Description

Chemical Composition: SiO2 Crystal System: Triclinic System Description: Common Name: Agate Chemistry: SiO2 , Silicon dioxide Class: Class: Silicates Location: " Freida Bed," OR Description: A thunderegg from Easter oregon, an area called "Freida Bed". Cut side shows bedded agate center with open hole in light blues, pale green and white. Matrix is red and gray rock.

Collection

Delmar Smith Mineral Collection

Acquisition

Accession

78.60

Dimensions

Width

5 in

Depth

2-1/2 in

Length

5-3/8 in

Dimension Notes

Dimension taken at widest points

Location

Location

Shelf

CS-J-1

Room

Curation Storage

Building

Crater Rock Museum

Category

Storage

Moved By

Jillian Mather Kettley

Date

July 2, 2025

Notes

Location update

Location

* Untyped Location

Mentzer Hall, MH-7

Category

Permanent

Moved By

Curtis Gardner

Date

September 30, 2023