Cave calcite appears in many colors ranging from clear

as it can produce sparks when struck against metal or another hard material

Its dimensions are 57x45x28mm

Origin: Mined in Western Ontario

Color: Bright Yellow

Monturaqui Impactite | 86.2ct. 17.24 Gr | Large Rare Specimen | Monturaqui Impact Crater, Chile Tanzanite Cave calcite appears in manyThis is a large Monturaqui Impactite specimen weighing 17. 24 grams. It measures 41x23x19 mm. Although not a meteorite, impactites are directly linked to them and their impacts. Some of the recovered pieces of this impactite show tiny bits of the original iron meteorite. There is very little of the original meteorite left at this impact site, but sometimes when these Impactites are sliced you can find small fragments of metal in them. This specimen