Having been asked I have copied the details of the book from the flyer cost is £6.50 Mike
Derbyshire Blue John
The definitive and comprehensive account of
Blue John mineral, describing its discovery,
geology, mineralogy and mining, and its uses
in ornaments, jewellery and inlay over the years
80 pages, 233 x 173 mm, all in colour.
137 photographs, 15 maps and diagrams
Original material by the late Trevor Ford
Edited by Tony Waltham and Noel Worley
Contents
Foreword by the Duke of Devonshire
The special features of Blue John
The origin of the name Blue John
Caverns and mines with Blue John
Geological history of the Peak District
Mineral deposits of the Peak District
The mineral deposits of Treak Cliff
The mineralogy of Blue John
The Blue John veins
Banded fluorite similar to Blue John
Mining the Blue John
Production of decorative Blue John
Blue John not with the Romans
The discovery of Blue John
Matthew Boulton and Blue John
Blue John in fireplaces
Blue John into the 19th century
The Blue John craftsmen
Blue John at Castleton
Blue John through to the 21st century
Notable collections of Blue John