UAV-based colour-infrared orthomosaics and digital elevation models of basalts and rock glaciers on Disko Island, West Geenland

This data set contains multispectral surveys conducted with an unoccupied aerial vehicle over rock glaciers and steep mafic outcrops (intrusive and flood volcanics) near the coastline of Disko Island. Acquisition date: 07.08.2019 – 10.08.2019 Location: Illukunnguaq, Disko Island, Greenland UAV: SenseFly eBee Plus Flight altitude above ground level: >100m Image Overlap forward/side: various Camera: Parrot Sequoia multispectral EPSG: 32622 Center coordinates: 69.885277°N, -52.577724°E Flight mode: automatic flight plan Data products: Orthomosaic colour-infrared, 10-16 cm pixel resolution Colour-infrared spectral bands: 790nm, 660nm, 550nm DEM, 20-30cm pixel resolution Data coverage: approx. 5500 x 2500 m Elevation profile: 20-680m Processing in Agisoft Metashape Additional data supplement for article: Barnes, E. (2020). Assessment of Drone-Borne Multispectral Mapping in the Exploration of Magmatic Ni-Cu Sulphides–an Example from Disko Island, West Greenland. URN: urn:nbn:se:uu:diva-418858 MULSEDRO field campaign was conducted under scientific survey licence (VU-00158-2019) within mineral exploration licence MEL 2018-16 by Blue Jay Mining PLC. This research has been supported by the project MULSEDRO, funded by HZDR-HIF & EITRawMaterials (project ID 16193) and the European Union.

本数据集包含基于无人飞行器（Unoccupied Aerial Vehicle, UAV）开展的多光谱测绘作业，测绘区域覆盖格陵兰迪斯科岛（Disko Island）海岸带附近的岩冰川与陡峭镁铁质露头（含侵入岩及溢流火山岩）。
采集日期：2019年8月7日—2019年8月10日
测绘位置：格陵兰迪斯科岛伊利孔瓜克（Illukunnguaq）
无人机平台：SenseFly eBee Plus
相对地面飞行高度：>100米
影像航向与旁向重叠率：可变
搭载相机：Parrot Sequoia多光谱相机
坐标系：EPSG 32622
中心坐标：北纬69.885277°，西经52.577724°
飞行模式：自动飞行规划
数据产品包括：① 彩色红外正射影像，像素分辨率为10-16厘米，配套彩色红外光谱波段为790nm、660nm、550nm；② 数字高程模型（Digital Elevation Model, DEM），像素分辨率为20-30厘米
数据覆盖范围：约5500×2500米
区域高程剖面范围：20-680米
数据处理采用Agisoft Metashape软件完成
本数据集配套学术论文补充材料：Barnes, E. (2020). 《格陵兰西部迪斯科岛岩浆型镍铜硫化物勘探中的无人机载多光谱测绘评估——实例分析》。URN: urn:nbn:se:uu:diva-418858
本次MULSEDRO野外作业由Blue Jay Mining PLC在其持有的矿产勘探许可证MEL 2018-16框架内，依据科学调查许可证VU-00158-2019开展
本研究获得MULSEDRO项目资助，该项目由HZDR-HIF与EITRawMaterials资助（项目编号：16193），并得到欧盟的支持。