Presentation :
Names) :
Fluorite* / Fluorite.
Etymology :
From Latin fluere = to flow (Napione 1797).
Color :
Colorless, White, Yellow, Dark Yellow, Orange, Apple Gr...
Presentation :
Often confused with jade despite its much lower hardness 2.5 to 4 for Serpentine compared to 6.5 to 7 for Jade and Jadeite.
Names) :
Serpentine => An...
Presentation :
Names) :
Nephrite / Jade-nephrite / "Jade" (variety of actinolite).
Etymology:
Nephrite: From the Greek nephros=kidney (Werner, 1780) probably due to the shape of t...
Presentation :
Names) :
Prehnite.
Etymology:
Named after the Dutch colonel H. von Prehn (1.733-1785) who discovered the mineral. (Werner, 1790).
Color :
Colorless, Wh...
