Aurichalcite - Mineral Specimen Ornithoptera richmondia Do you know the difference

Do you know the difference between a White-Tailed Titi

The many beautiful images are taken from the author’s own collection

and perfect cleavage

Ceramic coaster produced by the Australian Museum featuring a detail of the Lamond Collection Drawer - an entomology display

XS: shoulder to shoulder - 420mm

Aurichalcite - Mineral Specimen Ornithoptera richmondia Do you know the differenceStriking, pale blue Aurichalcite specimen A secondary mineral in copper and zinc deposits, aurichalcite is typically found as blue or green crusts or mats of tiny acicular crystals, often as feathery, tufted, druzes; more rarely it is found as columnar crystal aggregates or crusts of either lamellar aggregates or as granular aggregates. This striking, pale blue example was excavated in the Atacama region of Chile. A perfect addition to a collection,