As a rare and stunning gemstone, Larimar is perfect for jewelry but a few things need to be considered first. Larimar is rated at only 4.5 - 5 on the Mohs hardness scale which makes it relatively soft for a gemstone. However the blue part of the gemstone is much harder than the white part so look out for bluer specimens.

The hardness of any mineral is calculated on a scale of 1 to 10 which is called the Moh’s scale. This scale was designed by German mineralogist Friedrich Mohs in the year 1812, and rates minerals based on their capability to scratch or withstand scratches. A rank of 1 means the mineral is extremely soft, while a ranking of 10 refers that it

is why many gems and stones have a range of hardness, it depends on the specimen. On the chart below minerals with a higher number can scratch all minerals 

The Mohs scale (pronounced MOZE) rates the hardness of gems and minerals. The hardness of a stone indicates the stone's resistance to scratching 

The Mohs' hardness scale was developed in 1822 by Frederich Mohs. This scale is a chart of relative hardness of the various minerals (1 - softest to 10 

The Mohs Scale – A List of Gemstone Hardness ; Bloodstone, 6.5 – 7 ; Onyx, 6.5 – 7 ; Moonstone, 6 – 6.5 ; Opal, 5.5 – 6.5.

The Mohs Hardness Scale was developed by German mineralogist, Friedrich Mohs in 1812. The scale consists of 10 readily available minerals of particular hardness 

The Mohs Scale of Hardness ; 10, Diamond ; 9, Corundum (rubies and sapphires) ; 8, Topaz ; 7, Quartz [Example: It scratches window glass] ; 6, Feldspar [Example: A 

Verde-antique is a name applied to serpentine rock that exhibits veins of minerals, such as calcite, dolomite, and magnesite. The material is a dark green with a mottled appearance due to various mineral inclusions. Verde-antique has been a popular

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The Mohs Hardness Scale is used as a convenient way to help identify minerals. A mineral's hardness is a measure of its relative resistance