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This specimen is a rough sapphire from Myanmar’s Mogok Metamorphic Belt
39" polished Cleoniceras fossil from Madagascar
This occurs where the softer host rock is weathered or eroded to the extent that these crystals are separated
which was formed 4
the specimen measures approximately 1mm x 1mm and is enclosed in an acrylic cube with a magnified lid for easy viewing
Libyan Desert Glass - SOLD 1.878" sannine-showcase This specimen is a roughComet impact glass! 28,500,000 years old! In the southeastern spur of North Africas Great Sand Sea, there are several fields of luminous, yellow green glass known as Libyan Desert Glass (LDG). Due to the lack of any visible impact crater, the most likely source is a low density asteroid or comet airburst explosion leading to the fusion of silica rich sands roughly 28,500,000 years ago. This specimen is a 1. 878" chunk of Libyan Desert Glass. It is a
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