sylvanite

/sil-vuh-nahyt/US // ˈsɪl vəˌnaɪt //UK // (ˈsɪlvəˌnaɪt) //

幽兰石,石灰岩,石灰石,石英石

Definitions

n.名词 noun

1
- : a mineral, gold silver telluride,Te2, silver-white with metallic luster, often occurring in crystals so arranged as to resemble written characters: an ore of gold.

Experience counts a lot, of course, but I do know something about sylvanite, or white gold.
A small part of the world's supply is obtained from the gold-silver tellurides—calaverite, sylvanite, krennerite, and petzite.
This side the exposed reef may have been ground down below the sylvanite.
But the strikes were rich because sylvanite is one of the richest of all gold ores.
He figgers this sylvanite lies under this porphyry reef, sabe?