Thunder Bay Amethyst Mine (1976): The Gateway to Northwestern Ontario History

Thunder Bay Amethyst Mine (1976)

Description

Creator:: Thunder Bay Amethyst Mine - Ministry of Northern Development & Mines
Media Type:: Image
Item Type:: Photographs
Description:: Shown in this photo is open pit benching., Benching of a steep work face, consists of narrow horizontal steps across the slope. The rock is exposed and then inspected. Open pit benching is used where slopes are sufficiently steep, water supply is available, and there is room for the dump waste to accumulate at the base of the hill.
Date of Original:: 1976
Subject(s):: Mining
amethyst mining
Local identifier:: www.amethystmine.com
Geographic Coverage:: Canada - Ontario - Thunder Bay

Latitude: 48.4001
Longitude: -89.31683
Copyright Statement:: Copyright status unknown. Responsibility for determining the copyright status and any use rests exclusively with the user.
Contact:: Amethyst Mine Panorama
Email:

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