Sauerland, North Rhine-Westphalia, Germany, private collection from Netherlands.
The serpentine subgroup (part of kaolinite-serpentine group) are common rock-forming hydrous magnesium iron phyllosilicate minerals, resulting from the metamorphism of the minerals that are contained in ultramafic rocks. Chrysolite, antigorite, and lizardite are three of the primarily serpentine minerals. The colour are greenish, yellowish green or brownish green. Beautiful yellowish green small lizardite cluster. The condition of the sample is excellent. Age-related wear, fractures and minor cracks may appear. Dirt and dust may exist. Size approx. 6,3cm x 4,4cm x 4,7cm. Weight c. 107g.