Help with ID...parallel to the c-axis, with darker edges in certain orientations due to pleochroism or inclusions. Epidote Description: A calcium aluminum iron silicate, sometimes pistachio or yellowish-green, found in Pak...
ID Stones please...tered ilmenite 13.3 - V. weak negative Goethite 14.4 - V. weak negative Zircon 20.4 – Weak negative Epidote 20.9 – Weak negative Tremolite 21.3 – Weak negative Hydrous silicates 22.5 – Weak negative Aluminos...
Identification help...ome strontium substituting for calcium which is plechroic but from red to yellow. It is part of the epidote group of minerals as is zoisite and clinzoisite (think tanzanite). Tanzanite does not contain Sr no...
Noob with 2 questions...The middle one looks like aquamarine. Can't identify the dark ones. 6. The top one is prehnite with epidote. The bottom two look like peridot. Not sure about the dark one. The last round one is labradorite.
