Agates: Treasures of the Earth tangerine quartz 1 ounce (28 g) solid

1 ounce (28 g) solid copper coin from Michigan

6 x 12 x 2 cm and weighs 238 grams

This piece has an almost tabby crystal growth with somewhat stretched faces

This sardonyx sphere from Madagascar weighs 195 grams and measures 52

You're viewing a quality Cleavelandite specimen w/ Tourmaline from Brasil

Agates: Treasures of the Earth tangerine quartz 1 ounce (28 g) solidAgates: Treasures of the Earth by Roger Pabian with Brian Jackson, Peter Tandy & John Cromartie. Firefly Books, 2016. From the publisher: "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 copies in hardcover, no doubt for the glorious color photographs that capture collectors' enthusiasm for the stones' distinctive shapes and