Grey literature

Grey literature includes technical reports from government agencies or scientific research groups, working papers from research groups or committees, white papers, etc. They have been traditionally difficult to access and often their access is not guaranteed over time.

We intend to act as a repository of grey literature on tantalum. Contributing to the distribution of these documents does not mean that we endorse their content.

Accumulation of heavy metals by some solitary tunicates by G.P. Danskin. PhD, 1977.

An exploration in mineral supply chain mapping using tantalum as an example by Y. Soto-Viruet, W.D. Menzie, J.F. Papp and T. R. Yager. USGS Open-File Report 2013–1239, 2013.

Coltan, Congo & Conflict. Polinares Case Study. The Hague Centre for Strategic Studies No 21 | 05 | 13, 2013.

Conflict minerals from the Democratic Republic of the Congo—Global tantalum processing plants, a critical part of the tantalum supply chain by J.F. Papp. USGS Fact Sheet 2014 –3122, 2014.

Critical metals for future sustainable technologies and their recycling potential. United Nations Environment Programme & United Nations University, 2009.

Draft critical mineral list—Summary of methodology and background information—U.S. Geological Survey technical input document in response to Secretarial Order No. 33599 by S.M. Fortier, N.T. Nassar, G.W. Lederer, J. Brainard, J. Gambogi and E.A. McCullough. USGS Open-File Report 2018–1021, 2018.

Final report of the Panel of Experts on the illegal exploitation of natural resources and other forms of wealth of the Democratic Republic of the Congo. United Nations, 2002.

Geochemistry of niobium and tantalum by R.L Parker and M. Fleischer. Geological Survey Professional Paper, 1968.

How tantalum “rusts”. Old New Scientist. No date.

Much ado about Tantalum. Again by R. Burt, 2016.

Niobium-tantalum. British Geological Survey. Natural Environment Research Council.

Occupational Health Guideline for tantalum metal and oxide dusts. U.S. Department of Health and Human Services and U.S: Department of Labor, 1978.

OECD due diligence guidance for responsible supply chains of minerals from conflict-affected and high-risk areas: Second Edition. OECD Publishing, 2013.

Shift in global tantalum mine production 2000–2014 by D.I. Bleiwas, J.F. Papp and TR. Yager. USGS Fact Sheet 2015 –3079, 2015.

Ta-Nb (Coltan), Sn, and W exploration & mining using Thermo Scientific Portable XRF Instruments, 2012.

Tantalum. Mineral Resources of Ethiopia, no date.

The extraction and analysis of dissolved trace metals from seawater using on-line flow injection inductively coupled mass spectrometry by H. Nikolidakis. PhD thesis, 1995.

Toxicity of tungsten, molybdenum, and tantalum and the environmental and occupational laws associated with their manufacture, use, and disposal by S.C. Kerwien. US Army. Special Publication ARAED-SP-96002, 1996.