Kit Hill granite (Callington)
Callington, east Cornwall, United Kingdom
Other hydrothermalSn (W, Cu)
- Type
- Granite-related cassiterite veins and placers
Small Variscan Kit Hill granite, connected at depth with the Hingston Down granite, with the Redmoor and Bedford United mines. Ores studied by Williams et al. (2025) in the Ancient Tin project. Indicative coordinates.
δ124Sn in ‰ (per mil) Values of the same system
Standard : NIST SRM 3161a
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| 0.74 ‰ | 1 | placer cassiterite Single analysis, "Tin isotopes - tin ores" sheet of OSM2 (Redmoor mine). | Williams et al. (2025), From Land's End to the Levant: did Britain's tin sources transfor… |
206Pb/204Pb isotope ratio, no unit Values of the same system
Standard : NIST SRM 981
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| 23.3265 / 29.1072 | 3 | cassiterite concentrate (bulk lead) Range of 3 ores, "Lead isotopes - tin ores" sheet of OSM2 (buried placer, surface vein, underground vein). Cassiterite lead is partly radiogenic and spreads along an isochron: no representative central value. Sites: Bedford United, Kitt Hill, Redmoor Mine. | Williams et al. (2025), From Land's End to the Levant: did Britain's tin sources transfor… |
207Pb/204Pb isotope ratio, no unit Values of the same system
Standard : NIST SRM 981
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| 15.8991 / 16.2386 | 3 | cassiterite concentrate (bulk lead) Range of 3 ores, "Lead isotopes - tin ores" sheet of OSM2 (buried placer, surface vein, underground vein). Cassiterite lead is partly radiogenic and spreads along an isochron: no representative central value. Sites: Bedford United, Kitt Hill, Redmoor Mine. | Williams et al. (2025), From Land's End to the Levant: did Britain's tin sources transfor… |
208Pb/204Pb isotope ratio, no unit Values of the same system
Standard : NIST SRM 981
| Value | Range | n | Mineral or matrix | Source |
|---|---|---|---|---|
| 38.259 / 38.641 | 3 | cassiterite concentrate (bulk lead) Range of 3 ores, "Lead isotopes - tin ores" sheet of OSM2 (buried placer, surface vein, underground vein). Cassiterite lead is partly radiogenic and spreads along an isochron: no representative central value. Sites: Bedford United, Kitt Hill, Redmoor Mine. | Williams et al. (2025), From Land's End to the Levant: did Britain's tin sources transfor… |
Deposits of the same type
- Hingston Down (quarry, Calstock) United Kingdom
- Bodmin Moor granite United Kingdom
- Dartmoor granite United Kingdom
- St Austell granite United Kingdom
- Cligga Head United Kingdom
- St Agnes (tin district) United Kingdom
- Cornwall tin district United Kingdom
- Carnmenellis granite (Camborne-Redruth) United Kingdom
Cite this page
IsoFind Atlas (2026). Kit Hill granite (Callington), isotope signatures. https://www.isofind.tech/isotopes/en/deposits/granite-de-kit-hill-callington/ (accessed 2026-10-13).
@misc{isofind2026kithillgranitecallingtonisoto,
title = {Kit Hill granite (Callington), isotope signatures},
author = {{IsoFind Atlas}},
year = {2026},
url = {https://www.isofind.tech/isotopes/en/deposits/granite-de-kit-hill-callington/},
note = {Accessed 2026-10-13}
}Updated : 2026-10-13