For non-precious gemstones & gemstones used for cabochons, grading standards did not exist. #Gemrock#GemstoneStandard. For the first time everyone can learn to appreciate quality and avoid to buy crap, For #JewelryMakers https://t.co/jUfpNnKGjW
Peru offers you 4 types of semiprecious gemstones: Gem silica, Pink Opal, Andean or blue opal, Black Iris Opal #Gemrock#GemstoneStandard. For the first time everyone can learn to appreciate quality and avoid to buy crap, For #JewelryMakers https://t.co/jUfpNnKGjW
What is a #gemstone ? Any type of mineral, #crystal, or rock that can be cut & polished to be used in jewelry production #Gemrock#GemstoneStandard. For the first time everyone can learn to appreciate quality and avoid to buy crap, For #JewelryMakers https://t.co/jUfpNnKGjW
AMAZING: #Gemrock developed more than 40 #Gemstone quality Standards for peruvian #crystals. For the first time everyone can learn to appreciate quality and avoid to buy crap, Never again get fooled by marketing tricks. Buy the best #cabochons: https://t.co/jUfpNnKGjW
CoatiAragonite is a banded material showing a beautiful variety of brown/reddish, yellowish, and white layers. Can be polished to a glass-like surface. #Crystals for your #CrystalShop from #Gemrock Peru #CrystalWholesale#EthicalCrystals https://t.co/hKLvZjHMIz