Description
Grade A Opalised Marcasite Crystal
This genuine crystal specimen is identified as Grade A Opalised Marcasite and is associated with the Miocene. Its Indonesian locality is Mount Cidolog, Pasanggrahan, Sagaranten, Sukabumi Regency, West Java, Indonesia. The specimen is presented as a natural geological collectible for mineral enthusiasts, crystal collectors, educational displays and distinctive home or office decoration.
Appearance and Backlit Detail
The product name highlights the specimen’s colours and translucence when viewed with backlighting. Backlit viewing can reveal visual variations that may be less noticeable under ordinary lighting, making this piece especially suitable for collectors who enjoy examining natural specimens from different angles and under changing illumination. The photograph shows the actual specimen you will receive.
The visual character of opalised marcasite makes this an appealing addition to a collection focused on unusual mineral textures, translucent geological materials and specimens with distinctive light response. Colour and translucence are best assessed directly from the listing photographs, which are provided to show the individual piece rather than a stock image.
Geological Identification and Locality
Marcasite is a recognised mineral name associated with iron sulfide, while “opalised” describes the identification supplied for this specimen. Miocene is a geological epoch within the Neogene Period, providing an important geological context for the stated specimen classification. The locality places this material in Mount Cidolog near Pasanggrahan, Sagaranten, within Sukabumi Regency of West Java, Indonesia.
This locality information gives the specimen a clear regional setting for geological study and collection cataloguing. It can be displayed alongside other Indonesian minerals, West Java geological specimens or examples selected to represent Miocene-age material.
Collecting and Display
Opalised marcasite is well suited to collectors looking for a specimen with an unusual name, distinctive visual qualities and a documented Indonesian locality. It can be incorporated into a mineral cabinet, geology teaching display, natural history arrangement or decorative collection. The specimen may also make a thoughtful gift for a mineral collector, geology student, fossil and mineral enthusiast, or anyone interested in Indonesian natural specimens.
Full sizing is shown in the photographs. Please review the images carefully for the specimen’s visible form, colour presentation and translucent areas before purchase. As a natural crystal specimen, its character is represented by the actual piece pictured in this listing.
Authenticity and Photographs
This Crystal is a genuine specimen and Includes a Certificate of Authenticity lifetime guarantee generic card.
The photograph shows the actual specimen you will receive.







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