Matar Lutu (dutse)

Matar Lutu (, Sōfu-iwa ko Sōfugan; "Dutse na gwauruwa") tsibiri ne na hamada mai fitattun wuta wanda ke cikin Tekun Philippine kimanin kilomita 650 (400  kudu daga bakin tekun Tokyo, a kudancin Tsibirin Izu, Japan . Kodayake kawai 0.01 km2 a yankin, ya kai kusan mita 100 a tsawo. 

 Yanayin ƙasa 
Tsibirin ginshiƙi ne na basalt tare da bangarori masu tsawo, kawai ɓangaren bayyane na caldera na dutsen wuta mai zurfi wanda ya kai kilomita 2.6 (1.6  kudu maso gabas a matsakaicin zurfin mita 240 (790 . Yankin da ke sama a matakin teku yana da kimanin mita 84 gabas zuwa yamma da mita 56 arewa maso kudu, tare da tsawo na mita 99 (325 . Yankunan tsibirin suna da haɗin ƙasa da yawa da ke fuskantar saman ruwa.

Tsibirin yana da kusan kilomita 650 (400  kudu daga bakin tekun Tokyo da kilomita 76 (47  daga tsibirin Torishima da ke kusa. Saboda siffarta da manyan teku, kusan ba zai yiwu a sauka a tsibirin ba, kodayake Masu hawan dutse sun yi ƙoƙari a cikin 1972 da 2003 (ko da yake an yi rajistar haɗari da yawa). Wani balaguron kimiyya ya ziyarci tsibirin a cikin 2017 tare da ma'aikatan fim na NHK. An nuna wannan balaguron a cikin wani labari na jerin shirye-shiryen NHK Documentary, wanda aka watsa a watan Fabrairun 2019. 

Har ila yau, an san shafin ne saboda bayyanar ruwan da ke kewaye da shi da yawan kifi, wanda ya sa ya zama sanannen wurin nutsewa.

Shuke-shuke kawai a tsibirin shine 'yan tarin Poaceae, kuma tsibirin yana jan hankalin ƙananan tsuntsayen teku don yin gida. Guano na tsuntsaye yana yin fararen layi a kan dutse.

 Tarihi 
A ranar 9 ga Afrilu, 1788, ɗan kasuwa na Burtaniya John Meares ya ga abin da ya zo ya bayyana a matsayin "abin da ya fi ban mamaki" da ya taɓa sa idanunsa, wani ƙaramin tsibiri shi da ma'aikatan jirgin sun yanke shawarar yin baftisma a matsayin Matar Lutu, yana nufin Littafin Farawa 19:26. Sunan Jafananci Sōfu Iwa ("The Widow Crag") an fassara shi kyauta daga Turanci.

A lokacin Yaƙin Pacific, Sofu Gan ya yi amfani da Sofu Gan a matsayin alamar bincike don daidaita kayan aiki yayin da suka shiga ruwan Japan.O'Kane, Richard H. Clear the Bridge! The War Patrols of the USS Tang London  Macdonald & Jane's  1978  p.210   Tsibirin da ba a zaune ba kuma ba a zaune a ciki shi ne tsibirin Japan mafi kudancin da Amurka ba ta mamaye ba bayan Yarjejeniyar San Francisco ta 1952. A halin yanzu yana cikin ɓangaren gudanarwa na Tokyo Metropolis .

 Manazarta 

Rukuni:Shafuka masu fassarorin da ba'a duba ba