This page provides mineralogical data about Tungsten (of Scheele).
References for Tungsten (of Scheele)
Reference List:
Scheele (1781) Ak. Stockholm, Handl.
Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged, 1124 pp.: 1074.