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:

Blue Hill — Hancock County

Gold Mining Site MA • Hancock County County
Description
Near Blue Hill is the location of the Atlantic Mine. It was a copper, silver mine that had a by product of gold in pyrite. Also in this area you can find the Blue Hill Mine, which produced gold in copper minerals with pyrite. Also the Douglas Mine is here. It produced a by product of gold in copper minerals.
Historical Notes
Source: Tom Ashworth's Prospectors Cache (tomashworth.com / Tom Ashworth). Author: Tom Ashworth. Original page: hancock_ma.shtml. Area: Blue Hill. Map coordinates are an approximate county/area centroid — not a precise claim site. Near Blue Hill is the location of the Atlantic Mine. It was a copper, silver mine that had a by product of gold in pyrite. Also in this area you can find the Blue Hill Mine, which produced gold in copper minerals with pyrite. Also the Douglas Mine is here. It produced a by product of gold in copper minerals.
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