The washing area is often separated from the mining area.The pictures in the following slide presentation are © 1990 J. Wolf Kuehn and cannot be retrieved by any means.
The washing area is often separated from the mining area.
Washing the gem gravel in baskets
The author's driver with his vintage car
The famous Sigirya rock is close to the Elahara gem fields
MEXICAN OPAL SAFARI - A visit to an opal mine in Querétaro, Mexico
SOUTH SEA PEARL PRODUCTION - A visit to a South Sea Pearl Farm
GEMSTONE PRODUCTION IN THAILAND - A visit to Chantaburi, Thailand
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