Figure 1 from: Petersen M, Hoffmann J, Glöckler F (2019) Access to Geosciences – Ways and Means to share and publish collection data. Research Ideas and Outcomes 5: e32987. https://doi.org/10.3897/rio.5.e32987

Figure 1 Types of collection objects. Given are the frequencies of particular objects the survey participants' institution or department holds. Other objects include soil, crystal models, historical instruments, boreholes, etc.