Precious black fire opal from Honduras, Central America. When dry, this opal appears to be just a common blackish-gray stone but when wet and viewed in the sunlight it displays a myriad of rainbow col

 

Please read this before bidding! Micromounts are specimens which require magnification (sometimes a lot) for proper appreciation, so please be aware of this when purchasing and read the measurements o

 

Here's a thumbnail specimen of the rare mineral benitoite. Several benitoite crystals up to 0.9cm long and with a great cornflower look. Overall measurements are 3.3 x 1.3 x 1.4cm thick. A perfect add

 

WELCOM☺ Welcome to my shop! My dear friends,all the items photos were taken by myself.I am a novice.This store is also a new baby.I will try my best to make it perfect and provide you the best servi

 

16.6ct/15pcs Natural Black Herkimer Diamond Quartz Crystal Healing x0014 Description Name Of Mineral: Natural Herkimer Diamond Quartz Weight: 16.6ct/15pcs (1 oz = 28.35g) Size: 5-12 mm (1 inch = 25.4m

 

Purple Cap TOURMALINE Crystal with Quartz Point & Phlogopite Origin : Chumachu Mine Skardu Distt. Baltistan Northern Pakistan Approx Weight : 62 gram Shape : Specimen Color : Purple Cap Specimen S

 

Welcome to Topgems Trilobites This auction is both fossil trilobites you see pictured. I just got these in from a fossil dealer i know that watches for this quality for me. Much nicer than my photos s

 

You're bidding on a crystal (seed is not cut out) of rough emerald for faceting or collection produced using Biron method in gold cruicible. Please note: it will be shipped from Bangkok office, but al

 

WELCOME ON OUR AUCTION Here are some pictures from Victoria Mine. The subject of the auction are very nice deformed crystal of PYRITE(FeS2) crystal. The specimen comes from the world famous Victoria m

 

Description: Here is a very nice mastodon tooth from the Pleistocene of North Florida. The Latin species name is M. americanum. This specimen measures 2 3/4” long. This specimen has very attractive