24.00 USD
Rare Montgomeryite (Peach colored crystals), Robertsite (brown crystals just below the Montgomeryite) Crystals on matrix
From the famous Tip Top Mine, Custer County, South Dakota acclaimed for these rare phosphate minerals. Rare phosphate minerals tend to be some of the prettiest rare minerals available.
A clever web source available for the scientifically inclined is the Handbook of Mineralogy. I am not allowed to put links out of Etsy on the listing, but just google it.
Weight: 8 grams
Dimensions (mm): 45 x 20 x 7
Dimensions (inches): 1.8 x .75 x .28
Please visit the Rare Mineral Gallery:
http://www.etsy.com/shop/FenderMinerals?section_id=10624098
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Please note I list dimensions in millimeters (mm) and inches, not centimeters. Millimeters are jewelry industry standard and for consistency I use millimeters in all listings.