Of what material is the wall constructed?

Answer

"And the building of the wall of it was of jasper: and the city was pure gold, like unto clear glass." Verse

What is the true basis of the brotherhood of man?
What witness does the true believer in Christ have that he is accepted of God?
How may we determine the truthfulness of any doctrine ?
By what is the knowledge of sin?
What is Noah called?
Who are to share this fate?
How completely will the pains and sorrows of the former world pass away?

Questions & Answers are from the book Bible Readings for the Home Circle