Apophyllite
Glassy square or pyramidal crystals can look almost too perfect, which is part of their natural appeal. Learn its mineral identity, hardness, care, common treatments, authenticity notes and…
Read guide →Editorial guides
Colour: <span>White</span>
Mineralogy, identification, care, lapidary craft, interiors and documented cultural history—with traditional beliefs clearly labelled as a separate subject.
Prehnite
Its soft translucent green and rounded botryoidal surfaces are especially distinctive. Learn its mineral identity, hardness, care, common treatments, authenticity notes and traditional associations.
Read guide →Howlite
Natural howlite is white to cream with irregular grey veining. Learn its mineral identity, hardness, care, common treatments, authenticity notes and traditional associations.
Read guide →Clear Quartz
Ranges from water-clear to included with veils, fractures, phantoms and mineral inclusions. Learn its mineral identity, hardness, care, common treatments, authenticity notes and traditional associations.
Read guide →Selenite / Gypsum
Its silky glow is attractive, but it scratches easily enough to mark with a fingernail. Learn its mineral identity, hardness, care, common treatments, authenticity notes and traditional associations.
Read guide →Agate
Pattern, banding and translucency are usually more important than a single “grade”. Learn its mineral identity, hardness, care, common treatments, authenticity notes and traditional associations.
Read guide →Onyx
A useful example of why trade names and mineral identity are not always the same thing. Learn its mineral identity, hardness, care, common treatments, authenticity notes and traditional…
Read guide →Calcite
Calcite often shows obvious cleavage, waxy lustre and strong colour in decorative pieces. Learn its mineral identity, hardness, care, common treatments, authenticity notes and traditional associations.
Read guide →Aragonite
Radiating clusters can look spectacular but are more fragile than their visual heft suggests. Learn its mineral identity, hardness, care, common treatments, authenticity notes and traditional associations.
Read guide →Celestite
Often appears as delicate sky-blue crystals lining pale matrix or geode cavities. Learn its mineral identity, hardness, care, common treatments, authenticity notes and traditional associations.
Read guide →