Joanna MayOct 19, 20181 minIoliteIolite is a magnesium aluminium silicate and is also known by its other name of Cordierite. Iolite can be recognised by its strong...
Joanna MayOct 12, 20182 minAzuriteAzurite is a carbonate mineral produced by weathering of copper ore deposits. It is unstable in open air where further weathering may...
Joanna MayOct 5, 20182 minLapis LazuliLapis lazuli is made up of the blue minerals Lazurite & Sodalite along with white Calcite and Pyrite, the gold sparkle seen in this...
Joanna MaySep 28, 20182 minChrysocollaChrysocolla is a hydrated copper silicate and has a colour ranging from dark blue, through turquoise to green. Its hardness can vary from...
Joanna MaySep 21, 20182 minTurquoiseTurquoise is an opaque, blue-green mineral of hydrated copper aluminium phosphate. Being one of the first gemstones to be mined, it has...
Joanna MaySep 14, 20182 minAquamarineAquamarine is a variety of Beryl which is the mineral beryllium aluminium silicate and its blue / blue- green colour is caused by iron...
Joanna MayAug 31, 20182 minJade NephriteJade is associated with the heart chakra. It creates harmony and balance by calming when over-active or stimulating when lethargic. It...
Joanna MayAug 24, 20182 minStrawberry QuartzStrawberry Quartz is one of the lesser written about crystals available and there are some differing opinions on the mineral content and...
Joanna MayAug 17, 20182 minRhodocrositeRhodocrosite is a manganese carbonate mineral of the Calcite group. Its appearance is usually pink and white banded layers with its rare...
Joanna MayAug 10, 20182 minRhodoniteRhodonite is a manganese silicate mineral. It commonly occurs in opaque compact masses with transparent crystals being very rare and...
Joanna MayAug 3, 20182 minMalachiteMalachite is a carbonate hydroxide mineral and its green banded colour is due to the copper content. Individual crystals are rare as it...
Joanna MayJul 27, 20182 minPeridotPeridot is a type of Olivine which is a silicate mineral. Peridot is often very small in size and one of the very few crystals that comes...
Joanna MayJul 20, 20182 minTigers EyeTigers eye is another member of the quartz family. The golden to brown fibrous inclusions within it are limonite and this gives it the...
Joanna MayJul 13, 20182 minAmberUnlike all the other crystals that we have connected with so far, Amber is not a rock, but a resin that oozed from living trees in dense,...
Joanna MayJul 6, 20182 minBloodstoneBloodstone, also known as Heliotrope, is a type of jasper or chalcedony, which is a cryptocrystalline mixture of quartz. It is green...
Joanna MayJun 29, 20182 minRed JasperRed Jasper is another member of the quartz family. Jaspers are opaque microcrystalline quartz which come in many colours and often with...
Joanna MayJun 22, 20181 minGarnetThere are a number of different types of Garnet but the one that I have written about is Almandine. This is the most common type of...
Joanna MayJun 8, 20182 minBlack ObsidianObsidian forms from molten lava in the last stages of volcanic eruptions, the remaining silica minerals flow onto the surface and cool...
Joanna MayJun 1, 20182 minSodaliteThe composition of Sodalite is sodium aluminium silicate and it gets its name from the sodium content. Sodalite does not belong to a...
Joanna MayMay 25, 20182 minBlue Lace AgateBlue Lace Agate is a type of chalcedony that belongs to the Quartz family of minerals. Agate forms in cracks in rocks or hollows formed...