From pazaz; pure (gold); hence, gold itself (as refined) -- fine (pure) gold.
see HEBREW pazaz
H6337. paz
מַּז noun masculinePsalm 19:11 refined, pure gold (Talmud מִּיזָּא; מִּיזּוּזָא ᵑ7); — מָּ֑ז עֲטֶרֶת 21:4; in comparison of value or beauty: Lamentations 4:2, ׳אַדְנֵיפֿ Song of Solomon 5:15; "" (or +) זהב Job 28:17 (׳כְּלִיפֿ), Psalm 19:11 (+ רָ֑ב), 119:127; "" כֶּתֶם Isaiah 13:12, compare פ ׳כֶּתֶם Song of Solomon 5:11; + חָרוּץ Proverbs 8:19.