Archive | Marble

Maple Landmark Mancala Stones Made In Vermont Tamara Rubin Lead Safe Mama 1

#AskTamara: Do Glass Dragon Tears Have Lead? (Aka: Squashed Marbles, Glass Drops or Mancala Stones?)

#AskTamara Question: Do dragon tears have lead? Answer: Some do and some do not. Given the nature of the way most colored glass is commonly produced, many dragon tears do have at least some lead, and some have quite high amounts of lead — at levels considered dangerous for children by current/modern regulatory standards. [Even […]

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Vintage Toy Glass Marbles Tamara Rubin Lead Safe Mama

#Leaded: Vintage/Antique Glass Marbles, Yellow and White Swirl

Yellow and White Swirled Glass Vintage Marble: 2,364 ppm Lead! The amount of lead that is considered toxic in the substrate of a newly manufactured item intended for use by children is anything 100 ppm lead or higher. Tested in 2014 with an XRF instrument. Year of manufacture and brand: unknown. Once I learned that even […]

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2013 Pokeman Marble Tamara Rubin Lead Safe Mama

#Leaded: Glass Pokeman Marble, c. 2013

Pokeman Marble. Tested with an XRF instrument in 2013. Apprx 36,000 ppm lead (on the “painted” design). The amount of lead considered toxic (and therefore illegal) in a newly manufactured item intended for children (after 2010) is anything with paint or coating testing positive for lead at 90 ppm or higher. I don’t know what […]

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