Saturday 8 June 2013

8Jun13 - Hardness of Crystals and Minerals

Just a good-to-know ^^

From softest to hardest (0-10)

Talc – 1.00
Aluminium – 1.50
Ice – 1.50
Lead – 1.50
Tin – 1.50-2.00
Selenite – 2.00
Sulfur – 2.00
Zinc – 2.00
Amber – 2.00+
Cinnabar – 2.00-2.50
Chlorite – 2.00-3.00
Fuchsite – 2.00-3.00
Chrysocolla – 2.00-4.00
Lepidolite – 2.50
Galena – 2.50+
Calcite – 2.50-3.00
Copper – 2.50-3.00
Gold – 2.50-3.00
Silver – 2.50-3.00
Jet – 2.50-4.00
Barite – 3.00-3.50
Celestite – 3.00-3.50
Serpentine – 3.00-4.50

    Serpentine sphere

Angelite – 3.50
Coral – 3.50
Howlite – 3.50
Aragonite – 3.50-4.00
Azurite – 3.50-4.00
Pearl – 3.50-4.00
Malachite – 5.30-4.00
Rhodochrosite – 3.50-4.00
Fluorite – 4.00
Titanium – 4.00
Platinum – 4.00-4.50
Iron – 4.50
Apophyllite – 4.50-5.00
Kyanite – 4.50-6.50
Apatite – 5.00
Charoite – 5.00
Hemimorphite – 5.00
Lapis Lazuli – 5.00-5.50
Obsidian – 5.00-5.50
Hematite – 5.00-6.00
Moldavite – 5.00-6.00
Tektite – 5.00-6.00
Tiger Eye – 5.00-6.00
Nephrite – 5.50-6.00
Opal – 5.50-6.00
Sodalite – 5.50-6.00
Turquoise – 5.00-6.00
Magnetite – 5.50-6.50
Rhodonite – 5.50-6.00
Amazonite – 6.00-6.50
Labradorite – 6.00-6.50
Moonstone – 6.00-6.50
Prehnite – 6.00-6.50
Pyrite – 6.00-6.50

    Pyrite or Fool's Gold

Rutile – 6.00-6.50
Sugilite – 6.00-6.50
Sunstone – 6.00-6.50
Hiddenite – 6.50
Jadeite – 6.50
Garnet – 6.50-7.50
Jade – 6.50-7.00
Jasper – 6.50-7.00
Kunzite – 6.50-7.00
Peridot – 6.50-7.00
Agate – 7.00
Amethyst – 7.00
Ametrine – 7.00
Aventurine – 7.00
Bloodstone – 7.00
Carnelian – 7.00
Chalcedony – 7.00
Citrine – 7.00
Onyx – 7.00
Quartz – 7.00
Rose quartz – 7.00
Silicon – 7.00
Smoky quartz – 7.00
Danburite – 7.00-7.50
Iolite – 7.00-7.50
Schorl – 7.00-7.50



Tourmaline – 7.50
Zircon – 7.50
Aquamarine – 7.50-8.00
Beryl – 7.50-8.00
Emerald – 7.50-8.00
Topaz – 8.00
Alexandrite – 8.50
Corundum – 9.00
Ruby – 9.00
Sapphire – 9.00
Diamond – 10.00

Know more about your crystals and how to take well care of them :)

JJ

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