Live session #9 Mica’s
Recorded live session in which I discuss and show minerals from the mica group. I begin with a brief introduction about properties of micaceous minerals…
Category: Video
Live session #14 Volcanic Glass
Recorded live session in which I discuss and show a variety of different forms of volcanic glass. Volcanic glass occurs in nature in various forms,…
Live session #18 Gem or Scam?
Recorded live session in which I discuss and demonstrate all kinds of Scammite. I introduced the term Scammite (Belazeriet in Dutch) to refer to all…
Live Session #11 Garnet
Recorded live session in which I discuss and show minerals from the garnet group. I begin with a brief introduction about properties of garnets, such…
Live session #19 Dangerous minerals!
Recorded live session in which I discuss risks when dealing with minerals. This is because some minerals are quite toxic or emit radioactive radiation. Therefore,…
Live session #10 Gemstones
Recorded live session in which I discuss some well-known gemstones. When is a mineral actually a gemstone? In this session I show examples of mostly…
Live session #15 Fluorite
Recorded live session in which I discuss the mineral fluorite and show beautiful examples of it from around the world. Over 60 specimens from my…
Live session #21 Agate
Recorded live session in which I discuss and show examples of the colorful mineral agate. Agate is a banded variety of chalcedony, which in turn…
Live session #13 Azurite and Malachite
Recorded live session in which I discuss and showcase the well-known copper minerals azurite and malachite. In addition to the properties of both minerals, I…
Live Session #29 Live minerals and gemstones Q&A
Recorded live session in which I answer viewers’ questions about minerals, gemstones and crystals using examples from my own collection. The following questions are addressed…
