Crystals for Taurus

The best crystals for Taurus are Aragonite, Blue Kyanite and Calcite (Coloured Varieties), the first of 31 stones tradition ties to the sign. Each entry names the mineral it actually is, the physical test that separates a real one from a treated lookalike, and what the stone means for a Taurus chart.

• Aragonite3.5-4 Mohs · carbonate · root, sacral, solar-plexusCalcium carbonate crystallised in the orthorhombic system instead of the trigonal one, which is the only difference between it and calcite …
• Blue Kyanite4.5-7 Mohs · silicate · throat, third-eyeAn aluminium silicate that forms only at high pressure deep in the crust, so its presence in a rock tells a geologist how far down it has b…
• Calcite (Coloured Varieties)3 Mohs · carbonate · sacral, solar-plexus, heartThe most abundant carbonate on earth in its decorative dress, orange and honey from Mexico, mint green from Pakistan, blue from Madagascar,…
• Carnelian6.5-7 Mohs · chalcedony · sacral, rootIron-stained chalcedony the colour of a low fire, and one of the oldest worked gemstones on record, Egyptian, Roman and Islamic carvers all…
• Chrysocolla2.5-7 Mohs · silicate · throat, heartA hydrated copper silicate with no fixed hardness, ranging from chalk to gem depending on how much silica got into it. The Greeks named it …
• Chrysoprase6-7 Mohs · chalcedony · heartThe only chalcedony coloured green by nickel rather than by iron or chromium, which is why the tone is unmistakably apple rather than fores…
• Desert Rose2-3.5 Mohs · sulfate · root, crownGypsum crystallising out of evaporating groundwater in a desert basin, growing around and through the sand until it forms a rosette. Oklaho…
• Emerald7.5-8 Mohs · silicate · heartBeryl coloured by chromium, and one of the four traditional precious stones, mined at Cleopatra's Egyptian workings, then in vast quantity …
• Green Aventurine6.5-7 Mohs · quartz · heartA quartzite glittering with chromium mica, mined chiefly in southern India and sold in more starter kits than almost anything else. The nam…
• Iolite7-7.5 Mohs · silicate · third-eye, throatCordierite, transparent and violet-blue, and famous for a story that may well be true: thin slices act as a polarising filter, and there is…
• Jadeite Jade6-7 Mohs · silicate · heartThe other jade, a sodium aluminium pyroxene, rarer than nephrite and the material of the Qing imperial court and Mesoamerican Olmec and May…
• Kunzite6.5-7 Mohs · silicate · heartPink spodumene, identified in 1902 and named for Tiffany's gemmologist George Frederick Kunz, who found it in the pegmatites of San Diego C…
• Lapis Lazuli5-6 Mohs · rock (aggregate) · third-eye, throatA rock rather than a mineral, and one that has been mined at Sar-e-Sang in Badakhshan for over six thousand years, the same valley supplied…
• Magnesite3.5-4.5 Mohs · carbonate · crown, heartMagnesium carbonate, mostly an industrial refractory mineral, and the second great blank canvas of the crystal trade. Where howlite has bla…
• Malachite3.5-4 Mohs · carbonate · heart, solar-plexusCopper carbonate in concentric green bands, ground into eyeshadow by the Egyptians and into pigment by everyone since. The Russian tsars pa…
• Morganite7.5-8 Mohs · silicate · heartPink beryl, named in 1911 for J.P. Morgan, who was buying minerals at a scale that got things named after him. Manganese does the colouring…
• Moss Agate6.5-7 Mohs · chalcedony · heart, rootChalcedony that trapped mineral filaments as it formed, producing something that looks convincingly like vegetation and is entirely inorgan…
• Nephrite Jade6-6.5 Mohs · silicate · heartThe jade of ancient China, Māori Aotearoa and neolithic Europe, an amphibole so tough that stone-age cultures made axes of it before anyone…
• Petrified Wood6.5-7 Mohs · organic · rootWood in which every cell wall was templated and then replaced by silica, molecule by molecule, so the structure survives while none of the …
• Picture Jasper6.5-7 Mohs · chalcedony · root, third-eyeVolcanic ash and mud laid down in still water, compressed, silicified, and then sliced, so the desert scene you are looking at is an actual…
• Prasiolite7 Mohs · quartz · heartAmethyst that went into the furnace and came out green instead of orange, a quirk of which iron sites survive the heat. It is marketed as '…
• Pyrite6-6.5 Mohs · sulfide · solar-plexus, rootIron sulfide that grows in perfect cubes with striated faces, and has been fooling prospectors so reliably that its nickname is older than …
• Red Jasper6.5-7 Mohs · chalcedony · rootSilica clouded opaque with iron oxide, the plainest, oldest, most universally available amulet material on earth, worked from the Nile to t…
• Rhodonite5.5-6.5 Mohs · silicate · heart, rootA manganese silicate that runs pink until oxidation writes black through it, which is most of its aesthetic and all of its symbolism. The U…
• Rose Quartz7 Mohs · quartz · heartPink from vanishingly small fibres of a dumortierite-like mineral suspended in the quartz, the colour is a structural accident, not a dye. …
• Rutilated Quartz7 Mohs · quartz · solar-plexus, crownQuartz that trapped needles of titanium dioxide as it grew, producing what looks like gold wire frozen mid-flight. Renaissance Europeans ca…
• Satin Spar2 Mohs · sulfate · crownThe white silky towers everyone owns and everyone calls selenite. It is fibrous gypsum, same mineral, different habit, mined mostly in Moro…
• Selenite2 Mohs · sulfate · crown, third-eyeTransparent gypsum, soft enough to mark with a fingernail and soluble enough to ruin in a rainstorm, the mineral kingdom's tissue paper. Me…
• Septarian3-4 Mohs · rock (aggregate) · root, solar-plexusA mud concretion that formed around decaying organic matter on a Cretaceous seafloor, dried, cracked from the inside out, and then had ever…
• Strawberry Quartz (Glass)5-6 Mohs · man-made · heartTwo entirely different things share this name: a scarce natural quartz with red iron-oxide platelets, and an enormous volume of manufacture…
• Unakite6-7 Mohs · rock (aggregate) · heart, third-eyeGranite that got hydrothermally cooked until its feldspar went salmon-pink and epidote grew through it in pistachio patches, named for the …

FOR ENTERTAINMENT AND REFLECTION. NOT MEDICAL, PSYCHOLOGICAL, FINANCIAL OR LEGAL ADVICE. How this works