A twinned crystal of gypsum. When the un-twinned crystals like the rest of thos shown in this listing, form twins, this is what they look like! Check it out in a textbook. Nice example. Also shows a fluorescent phantom.
Be the first to know: latest additions, featured minerals, events, and exclusive updates await you.
Subscribe Now!
Website design by Melanie Lane.
Development and maintenance by Wenex Media Works.
