Tonk
Seen to fall in 1911 in India · 7.7 g recovered · CI1
Tonk is one of the smallest recoveries in NASA’s Meteorite Landings dataset (records to 2013): only 11 falls were logged with less. It is one of 44 carbonaceous chondrites among the observed falls.
- Recorded position
- 24.650° N, 76.867° E
The map is centred on Tonk. Rings every 100 km; numbers match the table below.
Nearest recorded falls
The closest recorded fall to Tonk is Devri-Khera, 59 km to the south-west. Within 250 km lie eight other recorded falls.
| # | Fall | Year | Class | Recovered | Distance |
|---|---|---|---|---|---|
| 1 | Devri-Khera | 1994 | L6 | 1.1 kg | 59 km south-west |
| 2 | Kavarpura | 2006 | Iron, IIE-an | 6.8 kg | 120 km north-west |
| 3 | Lalitpur | 1887 | L6 | 372 g | 173 km east |
| 4 | Lua | 1926 | L5 | 9.2 kg | 176 km west |
| 5 | Gujargaon | 1982 | H5 | 2.4 kg | 203 km south-west |
| 6 | Pulsora | 1863 | H5 | 560 g | 223 km south-west |
What CI1 means
CI1 is the label for a carbonaceous chondrite of the CI (Ivuna type) group, petrologic type 1, the most water-altered texture. The nearest other CI1 fall is Ivuna in Tanzania, 6,058 km away. In date order among CI1 falls, the one before Tonk is Orgueil (1864, France) and the one after is Ivuna (1938, Tanzania).
Tonk in India’s record
In date order Tonk is number 72 of the 124 falls recorded in India, which run from 1621 to 2008. The fall recorded before Tonk in India is Mirzapur (1910); the next is Shupiyan (1912).
The 1910s
Tonk is one of 65 falls dated to the 1910s. Elsewhere, the record lists four other falls in 1911, among them Demina in Russia, Nakhla in Egypt, Kilbourn in the United States.