POLISHED OPTICAL CALCITE RHOMBUS BLOCK 5.3 x 3.0 cm 96 gms
You will receive the polished Optical Calcite Rhombus shape block in the photographs. This measures app. 5.3 cms x 3.0 x 2.9 cms and weighs app. 96 gms.
Although this piece has a few rough edges, it has some lovely rainbows in places and a lovely clarity.
Optical Calcite has the property of double refraction so when placed on a piece of paper with writing on the writing appears double.
Physically Calcite helps us with teeth, hair and bones.