“What is the metal?” asked Randall, as he examined it. Then he gave a sharp cry.
“What is the matter?” asked Frank.
“Do you know what kind of metal this is?” asked Randall.
“No.”
Frank knew that the other was an expert metallurgist. So he awaited the announcement with interest.
“Well,” said Randall, slowly, “its chief component part is gold!”
“Gold!”
“Yes, also in the alloy is silver and iron. That proves that these people knew the use of metals. It proves more!”
“Well?”
“That gold is one of the common ores of this region.” Frank and Wendel gave a start. Their eyes shone.