Thunderegg

Object/Artifact

-

Crater Rock Museum

Name/Title

Thunderegg

Entry/Object ID

2009.62.421

Description

Chemical Composition: SiO2 Crystal System: Hexagonal System Description: Common Name: Agate Chemistry: SiO2 , Silicon dioxide Class: Silicates Location: Priday Blue Bed, Maderas, Oregon Description: Small rounded back with polished face. Brown outer area with a dark blue inner area, and with a light blue center. A good deal of adhesive residue present on the polished face

Collection

RAGM Mineral Collection

Acquisition

Accession

2009.62

Source or Donor

Museum Collection of Minerals

Acquisition Method

Donation

Dimensions

Width

3 in

Depth

1 in

Length

3-1/2 in

Location

Location

Shelf

CS-J-4

Room

Curation Storage

Building

Crater Rock Museum

Category

Storage

Moved By

Jillian Mather Kettley

Date

September 30, 2025

Notes

Location added when performing inventory