Tumbled Prehnite / 20-40mm AVG - 1 KILO LOT jewelry Zebra calcite contains distinct bands

Zebra calcite contains distinct bands of white and black calcite

Product includes some matrix

Tumbled Quartz Lamp on Wood Base with Cord and Light Bulb

Average size range: 2 to 3 kilograms total

These pieces contain 100% natural lepidolite

Tumbled Prehnite / 20-40mm AVG - 1 KILO LOT jewelry Zebra calcite contains distinct bandsQuantity: 1 kilogram Average size range: 20 to 40 millimeters Prehnite is a semi brittle gemstone that most often forms as globules, stalactites, or in botryoidal growths. While not a zeolite itself, it is often found near zeolite deposits like heulandite or stilbite, and it was first found in what is now South Africa in the late 1700s.