Still a single word on the built up of the volcano as appears from the exposures out side the crater. In all ravines visited by the author, this are the lahar Badak, the lahar Siwalan, the Kali Ijir and the lahar ligobo, the number of lava out flows was not to be called a few. On portrait 17 we see more of such andesite break-through exposed in the ravine of the lahar Ngobo. Remarkable is the f…
The history of the outburst of the Kelut is very monotonous. Each eruption has caused Lahans and these mudheaps always Tork retains, desa's destroyed and in the last time also planta terms.
When we venture a calculation of the amount of the ejected ash and punice, then it goes without saying, that we can only estimate. The statements concerning the amount of the fallen-down ash, are mostly inaccurate and incomplete. Moreover, when we are willing to fix the correct amount of ash, we ought to know the specific gravity and to take into account the thickness of the locally fallen ash …
Shortly after the outburst of May 19 to 20, 1919 tales go the round, that a view person, Europeans as well as natives have forecasted or knew, a coming activity of the Kelut. These people even are able to have observed the precursory symptoms.
The married couple Ariens was staying at Mr. Smits. Mrs. Ariens was as if as child at home with the family Smits. His wife and children were some times ago departing to Bandung.
Lyewitnesses. Among all stories, that of Keuls, Administrater, coffee land Candisewu seems to the most likely. His residence in situating near along the eoge of the lahar Badak on half the elevation of the mountain (see plate n. 1 and 2), he could in time flee to a safe small spot and was therefore in the position to observe closely the whole event.
Under commission of the Director of State's Enterprises ddo. 6 March 1917 No. 801/M the author was instructed to leave for the Residency of Besuki in order to investigate the nature of the youngest slumping's in the Kawah Idjen, and to give advice to the local irrigation- authorities in accordance with the result of the investigation.
Comprehensive peculiarities on the G. Lamongan are mentioned in the Jaarboek van het Hijnwezen in 1.0.1. 1886, Scientific Part. The terrain description as well as the treatise on the activity of this volcano and on the rock can be considered complete till and including the outburst in 1885. Following eruptions in 1896 and 1898 were described in the Tijdschrift Aardr. Gen Irde Serie p. 310, so t…
The literature on the Lamongan is less extended than that on the Tengger. The already previously (p.7) referred treatise of van Herwerden and the great work of Junghuhn are up to now the only sources for the knowledge of this remarkable mountain.
The purpose of this report is to indicate the exixtence of a phreato-magnetic volcanic center in the densely populated area south of Cirebon city. On July 6 and July 29, 1988, I examined the geology of the area near the reservoir (waduk) Setu Patok , located 8 km south of Cirebon city (Figure 1) [108 degrees, 47', 10" S; topographic map, 1966 series, sheet 4722 IV, Tjirebon].