By 1884 mines of the area had produced some $500,000 in silver bullion.
Silver bullion for current delivery was quoted at $6.645, down from $6.978.
Silver bullion closed in London at $4.84 an ounce, up from $4.79.
Silver bullion for current delivery fell to $5.217 an ounce from $5.224.
Silver bullion for current delivery rose to $6.160 an ounce from $6.116.
Silver bullion was quoted in London at $5.48 an ounce, up from $5.44.
Silver bullion, also for current delivery, rose to $5.917 an ounce, from $5.858.
Silver bullion for current delivery settled at $5.012 an ounce, down from $5.066 Monday.
Silver bullion for current delivery settled at $3.704 an ounce, up from $3.685 on Monday.
Silver bullion traded late in London at a bid of $4.53 an ounce, down from $4.68.