Sun shading (lidar)

Adjust simulated sun direction on the lidar hillshade. Azimuth = compass bearing of the light (0° north, 90° east). Altitude = height above the horizon (low = long shadows).

Historical map overlays

USGS scanned historical topographic maps. Enable an overlay and adjust its opacity. Works in 2D and 3D.

Sun azimuth: 315°   Sun altitude: 45°   Z factor: 1   Lidar opacity: 1
center: —   mouse: —   zoom:

Brush Prairie — Clark County

Gold Mining Site WA • Clark County County
Description
In this area it is reported that in all black sand deposits there is placer gold.
Historical Notes
Source: Tom Ashworth's Prospectors Cache (tomashworth.com / Mike Higbee / 49erMike). Author: Tom Ashworth. Original page: clark_wa.shtml. State index: https://web.archive.org/web/20040830075749/http://www.tomashworth.com/goldloc.shtml Area: Brush Prairie. Map coordinates are an approximate county centroid — not a precise claim site. In this area it is reported that in all black sand deposits there is placer gold.
Status / Verification historical_site — Legendary or approximate

Take Add Data / Take Notes

Log in or create an account to save private field notes for this location. Your notes are only visible to you.

Forgot password?

Enter your email and we'll send you a link to reset your password.

Back to log in