價格：免費
檔案大小：73.5 MB
版本需求：需要 iOS 10.3 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
The ultimate Soil data app with the most accurate soil samples sourced from the USGS. See in-depth details about soil samples nearby including mineral contents sourced from multiple techniques. This app includes ALL USGS data fields available.
SOURCE FIELDS:
https://mrdata.usgs.gov/geochem/about.php
支援平台：iPhone, iPad