自贡的地貌属于什么地貌?

2025-03-03 19:29:00
推荐回答(4个)
回答1:

属于丘陵

回答2:

丘陵地区

回答3:

丘陵

回答4:

荣县自然地理 地 质  荣县境内地层区划属扬子区,四川盆地分区,威远地层小区。位于川中台隆、资威背斜西南段,属四川中台坳川南台凸的一部分。 地 貌  荣县地形由丘陵、低山、平坝及沟谷组成,地势西北高,东南低,海拔多介于350—450米之间。最低288米,最高901米。地貌分区特征较明显,由北向南波状起伏,北部多为低山高丘地形,中部多为低丘、中丘、缓丘地形;南部多为中丘、高丘地形,平坝主要分布在沿河两岸。   荣县多山。据清代《荣县志》记载,境内有名之山即有近百座之多。其中,最著名的有凤鸣山、清富山、莲宇山、桂林山、天庆山、大佛山、龙头山、耸云山、瓜瓢山等。南宋大诗人陆游初到荣县时,曾在《到荣州境》一诗中写道:“一起一伏黄茅冈,崔嵬破邱狐兔藏。炯炯寒日清无光,单车终日行羊肠”。   瓜瓢山在荣县城西五十里。这里山峦起伏,云雾缥缈。远观高山与深谷相连,奇峰同绝壁比肩;近看青松林立,杂树葱郁,芳草萋萋,山花烂漫。即使炎夏季节,空气依然湿润清新,令人如入仙境,心旷神怡。瓜瓢山共有十余座山峰,主峰瓜瓢峰海拔746米,山峦面积700多亩。   荣县位于四川盆地西南,毗邻内江市、宜宾、乐山市,县境内长度6公里以上的河流共有80条(其中较大的有4条),总长1086公里,属沱江水系的有旭水河、中溪河、威远河三个流域,面积796.3平方公里;属岷江水系的有沙溪河、越溪河,芒溪河三个流域,面积1161平方公里。 自贡自然地理   位于四川盆地南部、长江上游的釜溪河畔。与内江、宜宾、泸州、乐山等地相邻。   自贡地势西北高、东南低。地形复杂,分为低山、丘陵、平坝、沟谷。气候属东亚季风环流控制范围,为亚热带湿润季风气候类型。年平均气温17.5℃至18.0℃,日照1150至1200小时,降水1000至1100毫米。江河分属沱江、岷江水系,境内大小河流460余条。自贡境内地形多丘陵,属于亚热带湿润季风气候。自贡一年四季中,开春的时间较早,春节过后,回温很快;夏天温度很高,降水量大而且集中;自贡的秋天较短,常见绵雨天气;冬天温度不是很低,雨水很少。总的来说,自贡气候温暖,雨量充沛,日照时间较短,四季分明,阴云天气较为常见。   境内中、浅丘陵起伏,地势由西北向东南倾斜,一般海拔标高在250米至500米之间,城区海拔高度为280米至400米。市内河流主要为沧江水系,沱江下游段流经市境127公里。釜溪河为沱江在市境的主要支流,其上游有旭水河、威远河注人,流域总面积为3490平方公里。市境西部有越溪河自北向南穿越荣县,属岷江本系。   自贡现有耕地217万亩,成片森林5万公顷,森林覆盖率20%。生物物种繁多,查明植物近800个(系)科,动物70多个(类)目。矿产资源主要有煤、天然气、卤水、岩盐及石灰石。自贡文物古迹和风景名胜众多,尤以盐业遗址、恐龙化石和彩灯文化著称于世。

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