1 minTwelve tribes- twelve natural gemstonesThe breastplate of High Priest was beaded with twelve natural gemstones which represented the twelve tribes of Israel.
1 minVivid green gemstone- Peridot-August birthstoneפרידוט או בשמה המקראי פטדה אחת מאבני החושן ותכונותיה
2 min The six ways to maintain gold plated or gold filled jewels the six ways to maintain a gold-plated jewel/ goldfilled