ricerca
avanzata

Focus on Minerals - 9780972625524

Un libro in lingua di Jerry Wermund Sansevero Tony (ILT) edito da Rockon Pub, 2007

  • € 15.50
  • Il prezzo è variabile in funzione del cambio della valuta d’origine

FOCUS ON MINERALS introduces many common minmerals and gems.Texts and illustrations explain the physical properties useful in identifying different minerals.They include crystal structure (shape), color, streaks(mierl powders), luster (appearance in reflected light), hardness, cleavage (breaks along planes of weakness) and others. Precius gems and gemstones hold significant interest thoughout our history. Humans advanced their standard of living and culture by progressive uses of ore minerals and ndustrial minerals. Each of the thirty plus minerals named in the book appears in a glossary with photograhs and descriptions.

Informazioni bibliografiche