Fort Towson

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Original file(5,472 × 3,648 pixels, file size: 8.64 MB, MIME type: image/jpeg)

Summary

Description
English: An indentation in dark lava rock of a tree trunk several inches in diameter displaying the texture of the bark in the rock.
Date
Source https://www.nps.gov/thingstodo/crmo_treemoldstrail.htm
Author NPS Photo

Licensing

Public domain This image or media file contains material based on a work of a National Park Service employee, created as part of that person's official duties. As a work of the U.S. federal government, such work is in the public domain in the United States. See the NPS website and NPS copyright policy for more information.

Captions

A tree mold, an impression of a tree trunk left behind by a fallen tree in a semi-cooled lava flow.

Items portrayed in this file

depicts

Lava tree mold

fossil

fossil cast

copyright status

public domain

captured with

Sony Cyber-shot DSC-RX100

exposure time

0.005 second

f-number

5.6

focal length

10.4 millimetre

ISO speed

125

MIME type

image/jpeg

instance of

photograph

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current22:17, 21 March 2024Thumbnail for version as of 22:17, 21 March 20245,472 × 3,648 (8.64 MB)LbreidUploaded a work by NPS Photo from https://www.nps.gov/thingstodo/crmo_treemoldstrail.htm with UploadWizard
The following pages on the English Wikipedia use this file (pages on other projects are not listed):

Metadata