@cgrant We work with NextEngine 3D scanner HD for about a year or so, we started scanning all our finds with it that we brought to the campus. Got a pretty decent collection for today. This is our first 3D scanner that we used. Unfortunately, it works poorly in the fields , it suddenly turns off and does not turn on for a long time. Although it w…[Read more]

@jkallmeyer I just said that the identification of minerals on the photos is quite a difficult task. 🙂 Mineralogy was my hobby at school, and I had a small collection.

@lcone@jkallmeyer It’s really hard to ID Calcite or Dolomite by a photo. You can use acid test – place a drop of dilute hydrochloric acid on a mineral and watch for releasing bubbles of carbon dioxide. If reaction is weak – it is Dolomite.