Polished Killaloe Opal rock KO130 black conglomerate Studies have shown that these

Studies have shown that these are probably the oldest agates in the world with an age in excess of 2 billion years

Dimensions at widest points approximately 200 mm x 115 mm x 50 mm thick

Dimensions at widest points approximately 90 mm x 60 mm x 40 mm thick

It weighs 177 grams

Polished Killaloe Opal rock KO130 black conglomerate Studies have shown that theseKO130 Killaloe Opal rough rock, cut and polished on one side with a rough, naturally weathered back. Dimensions at widest points approximately 160 mm x 160 mm x 85 mm thick Weighs 2,632 grams Killaloe Opal occurs at a location near Norseman in the Eastern Goldfields of Western Australia.