Leaf Fossil

Object/Artifact

-

Crater Rock Museum

Name/Title

Leaf Fossil

Entry/Object ID

07.57.18

Description

Light brown and tan irregularly shaped slab with one corner being a lighter tan (a fossil leaf) and a darker brown towards the center. Several fossil leaves are located throughout. Assemblage Zone: sedimentary Chemical Composition: Si O2 Type of Fossils Present: Plants Fracture: conchoidal Grain Size: Fine Hardness: 7 Quartz Luster: Glassy Pressure: Moderate Rock Color: Medium Rock Origin: Post-depositional Rock Type: Sedimentary Specific Gravity: 2.6 Surface Process: Not apparent Streak: white Temperature: Low Texture: microcrystalline Variety: Petrified wood is hydrous microcrystalline variety of quartz that can be defined in general term of chalcedony or opalization

Collection

Petrified Wood Collection

Acquisition

Accession

07.57.

Other Names and Numbers

Other Number

Other Number: 07.57.18

Dimensions

Width

10-1/2 in

Depth

3/4 in

Length

16-3/4 in

Dimension Notes

Dimension taken at widest points. Original physical catalog entry said "about 12" x 18" ," but Catherine Boyd's measurements are more accurate.

Location

Location

Shelf

PW-1-A

Room

Petrified Wood Room

Building

Crater Rock Museum

Category

Exhibit

Moved By

Jillian Mather Kettley

Date

August 1, 2025

Notes

Location added when performing inventory