778 MINERALS YEARBOOK, 1978-79 
Table 3 —Portugal Imports of mIneral commodities —Continued

(Metric tons unless otherwise specified) 
Commodity 1977 1978 Pnncipal sources, 1978 
 METALS —Continued Zinc —Continued 
 Oxide 157 
 
Metal including alloys: 
 Scrap 105 
 Bluepowder 376 
 Unwrought 15,218 
 Semiinanufactures 1,548 
Other 
Ores and concentrates: 
   Of titanium vanadium zirconium 1064 886 Australia 501 United Kingdom 289

     Spain 66 Netherlands 20 
   Ofbase metals, n.e-s 85 20 MainlyfromSpain. 
 Oxides hydroxides peroxides of metals 2754 1938 United Kingdom 1 057 Spain
510 West 
     Germany 170. 
 Metals includingalloys, all forms: 
   Metalloids 78 44 Mainly from Spain. 
   Alkali, alkaline-earth, rare-earth metals 
                          kilograms_ -  600 West Germany 500; United Kingdom
100. 
   Pyrophoricalloys__________________ 
   Basemetals including alloys, all forms, n.e.s_ 
300 
 3 —— 
 198 147 China, mainland, 68; Belgium- 
    Luxembourg 37; United Kingdom 25; 
    West Germany 3. 
 361 372 Netherlands 148; Denmark 60; Italy 51; 
    West Germany 35. 
68 
 
3,786 
 
2,142 
 3,534 Spain 2,119; United States 644; France 
   523; West Germany 205. 
 2,691 France 1,172; Spain 1,063; United King 
   dom 425; West Germany 22. 
See footnotes at end of table. 
 
 
 
 
NONMETALS 
Abrasives: 
Natural, n.e.s.: 
Pumice, emery, natural corundum, etc - - - 
 
Dust and powder of precious and semiprecious stones, including diamond 
kilograms_ - 
Grinding and polishing wheels and stones - - 
 
 Artificial corundum___________________ Asbestos 
 
 
Barite and witherite_____________________ Boron materials: 
 Crudenaturalborates__________________ 
 
 Oxide and acid_______________________ 
 
Cement -- 
Chalk 
 
 
Clays and clay products (including all refractory brick): 
Crude: 
Bentonite                        
 
Kaolin_________________________ 
 
Other__________________________ 
 
Products: 
Refractory (including nonclay brick) 
 
Nonrefractory                     
Cryolite and chiolite  Diamond, except powder and dust: 
 Gem, not set or strung thousand carats_ - 
 Industrial do___ 
  Unclassified do_ - - - 
Diatomite and other infusorial earth__________ 
Feldspar, leucite, nepheline, etc______________ 
 100 West Germany 59; United Kingdom 23; 
Italy 10. 
 
98 Australia 50; United Kingdom 41; Gibraltar 7. 
545 United Kingdom.321; Norway 184; Belgium-Luxembourg 40. 
17,139 Netherlands 4,418; Belgium-Luxembourg 
4,015; France 3,593; Canada 2,222. 
 1,228 Belgium-Luxembourg 590; West Ger 
   many 330; United Kingdom 129; 
   Netherlands 90; Spain 41. 
 96 286 Mainly from United Kingdom. 
 432 563 Italy 205~ United Kingdom 80; West Ger 
    many 62; Spain 54; Austria 40. 
 986 1,384 West Germany 482; Netherlands 354; 
    France 291; Spain 160. 
 18,774 17,111 Canada 6,402; Republic of South Africa 
    6,210; West Germany 1,689; U.S.S.R. 
    1,598; Australia 646. 
 413 458 West Germany 305; France93; Spain 55. 
 4,410 2,450 Turkey 1,250; United States 1,000; Spain 
    200. 
 481 451 France 369; Belgium-Luxembourg 36; 
    Turkey 30; Spain 15. 
 147,895 64,281 Spain 56,129; United Kingdom 8,000. 
 9,063 7,805 Spain 3,029; France 2,587; Belgium- 
    Luxembourg 1,082; United Kingdom 
    993. 
 21,274 22,991 Spain 20,756; Italy 778; United States 
    368; France 348; Mozambique 299. 
 9,334 10,354 United Kingdom 6,409; Spain 2,037; 
    France 1,521; United States 301. 
 6,630 10,450 Spain 4,136; United Kingdom 2,972; 
    France 1,706; West Germany 1,196. 
 10,263 10,872 West Germany 4,544; Austria 1,090; 
    France 1,041; Italy 1,036. 
 563 402 Spain 296; Italy 87; West Germany 12. 
 60 94 Denmark 70; Spain 24. 
 32 90 Switzerland 81; United Kingdom 7. 
 1 1 All from Netherlands, Belgium- 
    Luxembourg, and Republic of South 
    Africa.