Thunderegg

Object/Artifact

-

Crater Rock Museum

Name/Title

Thunderegg

Entry/Object ID

78.60.119

Description

Chemical Composition: SiO2 Crystal System: Triclinic System Description: Common Name: Agate Chemistry: SiO2 , Silicon dioxide Class: Class: Silicates Location: Ochoco Mtns, OR Description: (Delmar) Thunderegg. Piece is unusual for color and shape. Colors: polished side shows large crystalline center in white and gray, fortified at both ends. Surrounding rock is in pale-olive-tan, pink, and black. Surface cracks present. Some silicate cracks.

Collection

Delmar Smith Mineral Collection

Acquisition

Accession

78.59

Source or Donor

Delmar Smith Agate Collection

Acquisition Method

Gift

Dimensions

Height

6-1/2 in

Width

1-7/8 in

Length

3-1/2 in

Location

Location

Shelf

CS-E-7

Room

Curation Storage

Building

Crater Rock Museum

Category

Storage

Moved By

Curator

Date

March 13, 2024