epidote

…have a white streak. Gemstone Streak Colors Azurite light blue Chrysocolla greenish white Crocoite orange Dioptase green Epidote gray Hematite…

…0.0116 0.0712 Prehnite: Paterson, New Jersey 0.00854 0.2* 2.953 0.0145 0.0710 Rhodochrosite: Argentina 0.00731 0.184 3.584 0.0111 0.0695…

…Gem Trader. Used with permission. “Rosalinda,” an ornamental laidary rock from Peru, consists of calcite, scapolite, and red…

…– 4½ Nambulite 6½ Purpurite 4 – 4½ Vesuvianite 6½ Algodonite 4 Cassiterite 6 – 7 Ammonite…

… rutile in skeletal crystals. They may also contain crystals of apatite, cassiterite, epidote, garnet, muscovite; quartz,…

…Distinctive Features Afghanistan Panjshir 1.580-1.588 1.574-1.582 0.006 2.68-2.74 Inert Inert Multi-phase inclusions with several daughter…

…Pyroxmangite Hessonite garnet Sellaite Moissanite (Carborundum)6 Linobate (Lithium niobate)2 Dumortierite Diopside Rhodonite Katoite…

…may contain biotite, muscovite, quartz, tremolite rods, chlorite, apatite, sphene, tourmaline, rutile, and epidote. Brazil A reliable…

…Gems First discovered in the early 1990s in tourmalines, the Usambara effect has since been observed in several other gem species, including…