Turquoise Specimen – 245g

A fabulous box made by Maitland Smith. Lacquered stone on wood. America, circa 1970s.

A striking large natural bedrock specimen with a coating of chrysocolla and malachite displayed on a custom neoclassical style stand. This specimen is of an unusual irregular shape ...

A large scale natural chrysocolla malachite specimen originating from Congo. A rare find, some of the world’s finest malachite comes from Congo. This exceptional mineral has an irregular form that has been moulded by nature over thousands of years. Showcasing a vibrant combination of vivid blues (chrysocolla) and rich greens (malachite), this specimen is a striking sculptural piece for an interior or collector’s cabinet, mounted on a bespoke steel stand for display. First discovered over 4000 years ago, malachite has been adored for its colour and beauty since ancient times. While a popular item for jewels and amulets, the mineral was often ground down and the pigment used as a luscious green paint for architecture or even a vivid green eyeshadow! Chrysocolla is frequently intergrown with other minerals such as quartz and malachite like...

Richly marbled chrysocolla-malachite specimen with a vibrant emerald color. The beautiful blue-green of chrysocolla has made it a prized gemstone in ornamental use since antiquity.

A striking large naturally shaped mtorolite specimen originating from Zimbabwe. This rare mineral, also known as chrome chalcedony, showcases an unu...

A superb example of a naturally-occurring botryoidal malacholla specimen, favoured for its vivid natural blue colour! This sizeable specimen is presented on one of our exclusive base...

This striking fossilised wood cross-section, dating to the Miocene epoch (23-5 million years ago) and featuring paint-like streaks of greens, blues and browns, is a beautiful natural history specimen and impactful display piece. This is a magnificent example of the results of permineralisation, a process through which buried wood tissue, permeated by minerals transported in water, can transform into vibrant fossils. This particular example has fossilised over a copper deposit, resulting in the bright inclusions of copper minerals that manifest as impressive streaks of blue, green and red. This distinctive colouration is unique to Colla wood...

A naturally occurring blue-green botryoidal chrysocolla mineral specimen, originating from Kalukuluku in Congo and presented on one of our exclusive painted plaster display plinths. Defined by its vibrant colour, chrysocolla forms as crusts where copper minerals...

A large natural blue and white smithsonite plate-like specimen. Once forming part of a private UK collection, this striking icy-blue specimen of an irregular shape originates from M...

Opal Tsehay Mewcha, Wegeltena, Delanta Woreda, South Wollo Zone, Amhara Region, Ethiopia Measures: 11.2 cm tall x 7.2 cm wide This opal captures all of the spectacular iridesc...