"Superbly done ... should be high on everyone's 'must have' list." --Rock and Gem Agates, the first popular guide to the brilliantly banded and highly prized gemstones, sold 7,000 co
The first popular guide to these brilliantly banded and highly prized gemstones. The agate is one of the world's most strikingly beautiful semi-precious gems. Collectors worldwide are drawn to the s
