# Ansan Daebu Mine Sedimentary Layer, South Korea: what it is and when to go

> Ansan Daebu Mine Sedimentary Layer is a cultural heritage (안산 대부광산 퇴적암층) in South Korea (Ansan). Interests: Nature, History and Wildlife. The best time to visit is March to May and September to November. In June there are 14 h 33 of daylight, and in December, 9 h 27. Here is what it is, where it lies, when to come, how to get there and what else is nearby to turn it into a trip.

- Address: https://kokai.app/en/paises/asia/corea-del-sur/ansan-daebu-mine-sedimentary-layer/
- Reviewed on: 2026-10-02
- Language: en

## In a nutshell

- **What it is:** Cultural heritage · Nature, History, Wildlife
- **Local name:** 안산 대부광산 퇴적암층
- **Where:** South Korea
- **Best time:** March to May and September to November.
- **Nearest airport:** ICN Seoul, 35 km as the crow flies
- **Protection:** Protected heritage
- **Coordinates:** 37.19878, 126.64782

## What it is and where

Ansan Daebu Mine Sedimentary Layer is a cultural heritage (안산 대부광산 퇴적암층) in South Korea (Ansan).

It is in [Ansan](https://kokai.app/en/paises/asia/corea-del-sur/ansan/), where this site lists 6 more places to see, 25 km from the centre.

Its coordinates are 37.19878, 126.64782; the nearest main airport is Incheon International Airport (ICN, Seoul), 35 km as the crow flies. How to get around South Korea (train, car, bus) is covered in [its country guide](https://kokai.app/en/paises/asia/corea-del-sur/#moverse).

- [Where it is](https://www.google.com/maps/search/?api=1&query=37.19878%2C126.647821)
- [Directions](https://www.google.com/maps/dir/?api=1&destination=37.19878%2C126.647821)

- **Protection:** Protected heritage

It is one of the [Nature](https://kokai.app/en/paises/asia/corea-del-sur/naturaleza/), [History](https://kokai.app/en/paises/asia/corea-del-sur/historia/) and [Wildlife](https://kokai.app/en/paises/asia/corea-del-sur/fauna/) places in South Korea. In [Kokai](https://kokai.app/en/) it is already on your trip map next to the places you save yourself, and it goes into a day's plan with one tap.

## When to go

The best time to visit Ansan Daebu Mine Sedimentary Layer is **March to May and September to November**.

| Mes | Época | Hours of daylight |
| --- | --- | --- |
| January | Possible | 9 h 43 |
| February | Possible | 10 h 37 |
| March | Best time | 11 h 43 |
| April | Best time | 12 h 58 |
| May | Best time | 14 h |
| June | Possible | 14 h 33 |
| July | Better not | 14 h 19 |
| August | Possible | 13 h 26 |
| September | Best time | 12 h 13 |
| October | Best time | 11 h 01 |
| November | Best time | 9 h 58 |
| December | Possible | 9 h 27 |

In June there are 14 h 33 of daylight, and in December, 9 h 27. Daylight hours are calculated from the site's latitude for the 15th of each month; when planning a full day on foot they matter as much as the weather.

| What you come for | Best time | Possible |
| --- | --- | --- |
| Nature | April to May and September to October | November to March, June and August |
| History | March to May and September to November | December to February, June and August |
| Wildlife | April to May and September to October | November to March, June and August |

It is not the same trip whatever you come for: Ansan Daebu Mine Sedimentary Layer has a different season depending on what you want to do here, and [Kokai](https://kokai.app/en/) puts it in the right month for you.

When to go to South Korea in general, with its festivals and peak seasons, is in [its country guide](https://kokai.app/en/paises/asia/corea-del-sur/#cuando-ir).

## Before you go to South Korea

To enter South Korea there are 10 things to sort out before you leave, starting with “A passport with six months' validity”: they are all, with their deadlines, in [the South Korea checklist](https://kokai.app/en/paises/asia/corea-del-sur/#antes-de-salir). Currency: South Korean won (KRW); plugs: Type C and F · 220 V · 60 Hz (the same plug as in Spain); emergencies: 112 police · 119 ambulance and fire · 1330 tourist information, in Spanish.

In [Kokai](https://kokai.app/en/) you tick off the checklist inside your trip, and each item reminds you when it is time to do it.

## What is nearby

- [Gyeonggi Museum of Modern Art](https://kokai.app/en/paises/asia/corea-del-sur/gyeonggi-museum-of-art/): South Korean contemporary art museum · 20 km
- [Sinking of MV Sewol](https://kokai.app/en/paises/asia/corea-del-sur/naufragio-del-sewol/): 2014 ferry disaster in South Korea · 21 km
- [Asan Bay](https://kokai.app/en/paises/asia/corea-del-sur/asan-bay/): Bay between Chungcheongnam-do and Gyeonggi-do, South Korea · 21 km
- [National Museum of World Writing Systems](https://kokai.app/en/paises/asia/corea-del-sur/national-museum-of-world-writing-systems/): Museum · 22 km
- [Blue Ocean](https://kokai.app/en/paises/asia/corea-del-sur/blue-ocean/): Hot spring bath · 22 km

Distances are as the crow flies. Everything else is in [the South Korea guide](https://kokai.app/en/paises/asia/corea-del-sur/).

## More in South Korea: Nature

- [Hallasan](https://kokai.app/en/paises/asia/corea-del-sur/hallasan/): mountain in Jeju, South Korea
- [Cheonggyecheon](https://kokai.app/en/paises/asia/corea-del-sur/cheonggyecheon-stream-park/): stream in Seoul, South Korea
- [Namsan](https://kokai.app/en/paises/asia/corea-del-sur/namsan-mountain/): mountain in Seoul, South Korea
- [Seoraksan National Park](https://kokai.app/en/paises/asia/corea-del-sur/seoraksan-national-park/): national park in South Korea
- [Donggung Palace and Wolji Pond](https://kokai.app/en/paises/asia/corea-del-sur/donggung-palace-and-wolji-pond/): Haenggung Palace in Wolseong, Gyeongju, Gyeongsangbuk-do, Korea
- [Seongsan Ilchulbong](https://kokai.app/en/paises/asia/corea-del-sur/seongsan-ilchulbong-peak/): South Korean protected area

Every South Korea place under Nature, each with its season, is on [its page](https://kokai.app/en/paises/asia/corea-del-sur/naturaleza/).

## Frequently asked questions

### What is Ansan Daebu Mine Sedimentary Layer?

It is a cultural heritage (안산 대부광산 퇴적암층 in the local language) in South Korea.

### When is the best time to visit Ansan Daebu Mine Sedimentary Layer?

March to May and September to November. In June there are 14 h 33 of daylight, and in December, 9 h 27.

### How do you get to Ansan Daebu Mine Sedimentary Layer?

The nearest main airport is Incheon International Airport (ICN), 35 km as the crow flies. From there, [directions](https://www.google.com/maps/dir/?api=1&destination=37.19878%2C126.647821) opens the route on the map, and how to get around South Korea is explained in [its country guide](https://kokai.app/en/paises/asia/corea-del-sur/#moverse).

### How do I add it to my trip?

With one tap. In Kokai it is already on the South Korea map, next to the places you save yourself: add it to a day's plan, give it a time and, if you like, get a reminder when you pass nearby.

### What else is around here?

Nearby you have [Gyeonggi Museum of Modern Art](https://kokai.app/en/paises/asia/corea-del-sur/gyeonggi-museum-of-art/), [Sinking of MV Sewol](https://kokai.app/en/paises/asia/corea-del-sur/naufragio-del-sewol/), [Asan Bay](https://kokai.app/en/paises/asia/corea-del-sur/asan-bay/). The rest is in [the South Korea guide](https://kokai.app/en/paises/asia/corea-del-sur/).

Data from [OpenStreetMap](https://www.openstreetmap.org/relation/19691940), licensed under the ODbL, and from [Wikidata](https://www.wikidata.org/wiki/Q65271459), CC0. More about Ansan Daebu Mine Sedimentary Layer on [Wikipedia](https://ko.wikipedia.org/wiki/%EC%95%88%EC%82%B0_%EB%8C%80%EB%B6%80%EA%B4%91%EC%82%B0_%ED%87%B4%EC%A0%81%EC%95%94%EC%B8%B5). Daylight hours are calculated from the latitude. More in [credits](https://kokai.app/en/aviso/#creditos).