4.8" "Sandwich" Wulfenite Crystal Cluster - Ojuela Mine, Mexico

This is a very interesting cluster of tabular, zoned wulfenite crystals from the famous Ojuela Mine of Mexico. They formed from a rock matrix and many of the crystals are in excellent condition. These unique crystals which have earned the nickname "Sandwich Wulfenite," are a fairly new find, and there is a limited quantity on the market. There are scattered calcite crystals throughout this specimen and the underside has a small aggregation of yellow, botryoidal mimetite.

It comes with an acrylic display stand.

About Wulfenite

Wulfenite is a lead-based molybdate mineral with a chemical formula Pb(MoO4). It forms as a secondary mineral in the oxidation zones of hydrothermal lead deposits, its color ranging anywhere between yellow to bright orange and red and occasionally brown. Typically forming as tabular, stubby, or pyramidal crystals, this unique mineral can be both brilliantly transparent and opaque.

Safety: While these crystals are safe to hold, due to the fact that they are lead-based we strongly recommend washing your hands after handling.

About Mimetite

Mimetite is a rare lead arsenate chloride mineral, often found in shades ranging from bright yellow to orange, brown, and occasionally green. Its crystals form in a hexagonal structure, typically appearing as prismatic or rounded barrel shapes, though they can also form in botryoidal or globular clusters. This mineral belongs to the apatite group and is closely related to pyromorphite and vanadinite, with which it can sometimes be found in mixed forms. Mimetite's vibrant colors and crystal formations make it a popular specimen among mineral collectors, as it is often highly aesthetic and eye-catching.

This mineral is usually found in the oxidized zones of lead ore deposits, commonly associated with minerals such as galena, wulfenite, and cerussite. It can be found in notable deposits worldwide, including locations in Mexico, Namibia, and Australia, where large and well-formed specimens have been unearthed. Mimetite crystals are relatively fragile due to their lead and arsenic content, requiring careful handling. Despite its appeal, mimetite is not used in jewelry or as a decorative stone because of its toxic elements, making it mainly a collector's mineral.
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DETAILS
SPECIES
Wulfenite & Mimetite
LOCATION
Ojuela Mine, Mexico
SIZE
4.8 x 3.7"
CATEGORY
ITEM
#183425