Collection: Andalusite
Andalusite is a common metamorphic mineral which forms under low pressure and low to high temperatures. The mineral skyanite and sillimanite are polymorphs of andalusite, each occurring under different temperature-pressure regimes and are therefore rarely found together in the same rock. Because of this the three minerals are a useful tool to help identify the pressure-temperature paths of the host rock in which they are found. An example rock includes hornfels.
It was first described and named after the type locality in the Ronda Massif, Málaga, Andalusia, Spain in 1789.
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1.77ct Andalusite 9x6mm
Regular price $14.16 USDRegular priceUnit price / per -
2.09ct Andalusite Calibrated 4mm
Regular price $20.90 USDRegular priceUnit price / per -
2.10ct Andalusite
Regular price $18.90 USDRegular priceUnit price / per -
2.10ct Andalusite Calibrated 4mm 3mm
Regular price $18.90 USDRegular priceUnit price / per -
2.12ct Andalusite 10x8mm
Regular price $19.08 USDRegular priceUnit price / per -
2.20cts Andalusite
Regular price $22.00 USDRegular priceUnit price / per -
2.25ct Andalusite 8mm 8x5mm
Regular price $15.75 USDRegular priceUnit price / per -
2.25ct Andalusites Calibrated 5x3mm
Regular price $22.50 USDRegular priceUnit price / per -
2.29ct Andalusite Calibrated 6x4mm
Regular price $21.76 USDRegular priceUnit price / per -
2.65ct Andalusite Calibrated 5x3mm
Regular price $23.85 USDRegular priceUnit price / per -
2.70ct Andalusite Calibrated 4mm
Regular price $16.20 USDRegular priceUnit price / per -
2.70cts Andalusite
Regular price $35.10 USDRegular priceUnit price / per -
2.77ct Andalusite Calibrated 5mm
Regular price $24.93 USDRegular priceUnit price / per -
2.78ct Andalusite 10x7mm
Regular price $16.68 USDRegular priceUnit price / per -
2.78ct Andalusite 4 mm to 6 mm
Regular price $22.24 USDRegular priceUnit price / per -
2.80ct Andalusite With Needle 12x8mm
Regular price $19.60 USDRegular priceUnit price / per