Sélection de la langue

Recherche


Northair Mines Limited, Brandywine Falls, B.C. : notes from a review of aquatic environmental information, site inspection and water quality audits conducted June 20, 1978 and March 4, 1981 / by R.L. Hallam. : En40-1033/1981E-PDF

"Northair Mines Ltd. a small 300 ton/day copper, gold, silver, lead and zinc mine located approximately 56 km due north of Squamish, B.C. opened in 1976 and is expected to close in late 1981 for the lack of economically recoverable ore. Two flotation concentrates (Cu-Pb & Zn) are produced and silver-gold are recovered by mercury amalgamation and refined to dore bars on site. Cyanide is used to differentially separate the two flotation concentrates"--Summary and recommendations, page 28.

Lien permanent pour cette publication :
publications.gc.ca/pub?id=9.911506&sl=1

Renseignements sur la publication
Ministère/Organisme
  • Canada. Environmental Protection Service, issuing body.
TitreNorthair Mines Limited, Brandywine Falls, B.C. : notes from a review of aquatic environmental information, site inspection and water quality audits conducted June 20, 1978 and March 4, 1981 / by R.L. Hallam.
Type de publicationMonographie
Langue[Anglais]
FormatTexte numérique
Document électronique
Note(s)
  • Cover title.
  • Digitized edition from print [produced by Environment and Climate Change Canada].
  • Includes bibliographical references (pages 38-40).
Information sur la publication
  • West Vancouver, B.C. : Department of Environment, Environmental Protection Service, April, 1981.
Auteur / Contributeur
  • Hallam, R. L., author.
Description1 online resource (iv, 66 pages) : maps, plates
Numéro de catalogue
  • En40-1033/1981E-PDF
Descripteurs
Demander des formats alternatifs
Pour demander une publication dans un format alternatif, remplissez le formulaire électronique des publications du gouvernement du Canada. Utilisez le champ du formulaire «question ou commentaire» pour spécifier la publication demandée.

Détails de la page

Date de modification :