Late Victorian Blue John Stud Earrings man in the moon circa 1850

circa 1850

with diamond shoulders bordered in millegrain details

this one is a particularly cool and striking example

Unlike the majority of her estate

Marks rubbed

Late Victorian Blue John Stud Earrings man in the moon circa 1850DATE: Victorian, c. 1890 Charming Blue John earrings dating from the latter half of the 19th century. The stone aka Derbyshire Spar is a rare form of fluoride with bands of purple blue and yellow. Only found in the UK at the Blue John and Treak Cliff Caverns, it was mined through the 19th century for its ornamental value (mining continues on a small scale to this day). There's contention over the origins of the name. Some speculate that it derives