4 1/8 x 4.5 - inches. Jasperware Black Basalt is a delicate and heavy material with a smooth finish. Its history goes back to the year 1778, when Josiah Wedgwood manufactured the first items. Objects in White on Black Basalt were made until 1986. After that, Wedgwood Black Jasper continues to be used for delicate tableware. The Procession, a beautiful pre-loved heart-shaped collectible in excellent condition. 1969. The perfect gift for your loved one on Valentine’s Day!