Trenance Mine Chronology

First Sale of Ore

Mar 14, 1845

Source: RCG

First Appearance in MJ

May 30, 1846

"A very valuable discovery" of "lode" 2'8" wide 7ft from surface of "rich grey oxide and malleable ores" worth £68.1.6 per ton. Source: Mining Journal

"A fine mineralogical Specimen"

May 1, 1847

Piece of "malleable red oxide and chysocollo" weighing 375lbs the previous Saturday. Source: Mining Journal

"Perhaps the choiciest collection in the metropolis of copper ores""

Jun 5, 1847

First major report on the mine by the MJ. Reports on the adits, lodes and previously discovered specimens of native copper. Source: Mining Journal

1st Report by Purser Richard Dalton

Jun 19, 1847

Source: Mining Journal

2nd Purser's Report

Jun 26, 1847

Source: Mining Journal

Libelous Matters

Jan 15, 1848

Source: Mining Journal

General Report for May & Settings for June

Jun 10, 1848

Source: Mining Journal

4th Purser's Report & Discoveries "watched with considerable interest by the scientific"

Jul 22, 1848

A media storm. A piece of native copper weighing 1568lbs and measuring 7.5ft x 2-3ft x 4-8" recovered. "We look upon this production of Nature as an excellent subject matter for the disciples of Hutton and Werner to discuss the principles of their respective and opposite doctrines - for we here conceive these mineralogists at fault". Source: Mining Journal

2nd AGM

Jul 29, 1848

Held at Cornhill, London; Gorge Burnand chair.
Source: Mining Journal

Dalton's AGM Address

Aug 12, 1848

Source: Mining Journal

Short but Sweet

Aug 19, 1848

Short article by the MJ correspondant stating the winze near Dalton's Shaft sinking from the 12fm level had been holed to the 20fm level.
Source: Mining Journal

6th Purser's Report

Aug 26, 1848

Source: Mining Journal

7th Purser's Report

Sep 2, 1848

Source: Mining Journal

8th Purser's Report

Sep 16, 1848

Source: Mining Journal

9th Purser's Report

Sep 30, 1848

Source: Mining Journal

10th Purser's Report

Oct 21, 1848

Source: Mining Journal

11th Purser's Report

Oct 28, 1848

Source: Mining Journal

12th Purser's Report

Nov 18, 1848

Source: Mining Journal

13th Purser's Report

Jan 13, 1849

Source: Mining Journal

Half-Yearly General Meeting of Shareholders

Jan 27, 1849

Held at No.12, Cornhill, London. Chaired by George Burnand.
Source: Mining Journal

14th Purser's Report

Feb 24, 1849

Source: Mining Journal

Exposé by "Argus" (Truro)

Mar 17, 1849

Source: Mining Journal

No More Purser's Reports

Oct 20, 1849

The exposé in March put an end to Dalton's purser's reports; however the mine's shares are still listed.
Source: Mining Journal

The First Steam Engine

Mar 9, 1850

"With good old English fare, roast beef and pudding, together with as much bread and cheese and beer as each individual could make use of." "The spread was at 2 o'clock, in a long room on the mine" "and the afternoon was spent in a very convivial and pleasant manner."
Source: Mining Journal

"In the 41fm level, the Killas is reached"

Aug 10, 1850

Report by the MJ correspondent. Dalton and Captain Hensley (of Fenwick) buy shares in anticipation of reaching Killas at 51fms.
Source: Mining Journal

Final Auction

Dec 25, 1852

Source: Mining Journal

Final Sale of Ore

Feb 12, 1853

2 tons sold for £37; against an average price per ton of £7.14.6. 2.7x the average value. Source: Mining Journal